Home / 62,983.48-86,921.13-34,689.16

Finding the Fourth Proportional to 62,983.48, 86,921.13 and 34,689.16

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Solution

The fourth proportional to 62,983.48, 86,921.13 and 34,689.16 is: 47,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,983.48 : 86,921.13 = 34,689.16 : x
  2. Step 2: Convert to fraction form
    62,983.48/86,921.13 = 34,689.16/x
  3. Step 3: Cross multiply
    62,983.48x = 86,921.13 × 34,689.16
  4. Step 4: Simplify right side
    62,983.48x = 3,015,220,985.95
  5. Step 5: Solve for x
    x = 3,015,220,985.95/62,983.48
  6. Step 6: Final answer
    x = 47,873.20

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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.