Home / 63,010.16-86,954.24-34,715.78

Finding the Fourth Proportional to 63,010.16, 86,954.24 and 34,715.78

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Solution

The fourth proportional to 63,010.16, 86,954.24 and 34,715.78 is: 47,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,010.16 : 86,954.24 = 34,715.78 : x
  2. Step 2: Convert to fraction form
    63,010.16/86,954.24 = 34,715.78/x
  3. Step 3: Cross multiply
    63,010.16x = 86,954.24 × 34,715.78
  4. Step 4: Simplify right side
    63,010.16x = 3,018,684,265.91
  5. Step 5: Solve for x
    x = 3,018,684,265.91/63,010.16
  6. Step 6: Final answer
    x = 47,907.90

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1.5x scale

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.