Home / 63,436.20-87,538.18-34,750.12

Finding the Fourth Proportional to 63,436.20, 87,538.18 and 34,750.12

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Solution

The fourth proportional to 63,436.20, 87,538.18 and 34,750.12 is: 47,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,436.20 : 87,538.18 = 34,750.12 : x
  2. Step 2: Convert to fraction form
    63,436.20/87,538.18 = 34,750.12/x
  3. Step 3: Cross multiply
    63,436.20x = 87,538.18 × 34,750.12
  4. Step 4: Simplify right side
    63,436.20x = 3,041,962,259.58
  5. Step 5: Solve for x
    x = 3,041,962,259.58/63,436.20
  6. Step 6: Final answer
    x = 47,953.10

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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.