Home / 62,403.05-86,116.18-34,108.74

Finding the Fourth Proportional to 62,403.05, 86,116.18 and 34,108.74

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Solution

The fourth proportional to 62,403.05, 86,116.18 and 34,108.74 is: 47,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,403.05 : 86,116.18 = 34,108.74 : x
  2. Step 2: Convert to fraction form
    62,403.05/86,116.18 = 34,108.74/x
  3. Step 3: Cross multiply
    62,403.05x = 86,116.18 × 34,108.74
  4. Step 4: Simplify right side
    62,403.05x = 2,937,314,393.41
  5. Step 5: Solve for x
    x = 2,937,314,393.41/62,403.05
  6. Step 6: Final answer
    x = 47,070.05

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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.