Home / 65,820.74-90,738.14-46,925.06

Finding the Fourth Proportional to 65,820.74, 90,738.14 and 46,925.06

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Solution

The fourth proportional to 65,820.74, 90,738.14 and 46,925.06 is: 64,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,820.74 : 90,738.14 = 46,925.06 : x
  2. Step 2: Convert to fraction form
    65,820.74/90,738.14 = 46,925.06/x
  3. Step 3: Cross multiply
    65,820.74x = 90,738.14 × 46,925.06
  4. Step 4: Simplify right side
    65,820.74x = 4,257,892,663.79
  5. Step 5: Solve for x
    x = 4,257,892,663.79/65,820.74
  6. Step 6: Final answer
    x = 64,689.23

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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.