Home / 77,884.56-116,831.70-52,913.88

Finding the Fourth Proportional to 77,884.56, 116,831.70 and 52,913.88

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Solution

The fourth proportional to 77,884.56, 116,831.70 and 52,913.88 is: 79,374.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,884.56 : 116,831.70 = 52,913.88 : x
  2. Step 2: Convert to fraction form
    77,884.56/116,831.70 = 52,913.88/x
  3. Step 3: Cross multiply
    77,884.56x = 116,831.70 × 52,913.88
  4. Step 4: Simplify right side
    77,884.56x = 6,182,018,554.00
  5. Step 5: Solve for x
    x = 6,182,018,554.00/77,884.56
  6. Step 6: Final answer
    x = 79,374.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.