Home / 63,420.08-87,519.65-35,125.74

Finding the Fourth Proportional to 63,420.08, 87,519.65 and 35,125.74

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Solution

The fourth proportional to 63,420.08, 87,519.65 and 35,125.74 is: 48,473.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,420.08 : 87,519.65 = 35,125.74 : x
  2. Step 2: Convert to fraction form
    63,420.08/87,519.65 = 35,125.74/x
  3. Step 3: Cross multiply
    63,420.08x = 87,519.65 × 35,125.74
  4. Step 4: Simplify right side
    63,420.08x = 3,074,192,295.16
  5. Step 5: Solve for x
    x = 3,074,192,295.16/63,420.08
  6. Step 6: Final answer
    x = 48,473.49

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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.