Home / 76,843,987.43-106,044,385.59-41,561,831.93

Finding the Fourth Proportional to 76,843,987.43, 106,044,385.59 and 41,561,831.93

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Solution

The fourth proportional to 76,843,987.43, 106,044,385.59 and 41,561,831.93 is: 57,355,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,843,987.43 : 106,044,385.59 = 41,561,831.93 : x
  2. Step 2: Convert to fraction form
    76,843,987.43/106,044,385.59 = 41,561,831.93/x
  3. Step 3: Cross multiply
    76,843,987.43x = 106,044,385.59 × 41,561,831.93
  4. Step 4: Simplify right side
    76,843,987.43x = 4,407,398,930,481,472
  5. Step 5: Solve for x
    x = 4,407,398,930,481,472/76,843,987.43
  6. Step 6: Final answer
    x = 57,355,156.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.