Home / 63,421.59-87,521.70-35,127.24

Finding the Fourth Proportional to 63,421.59, 87,521.70 and 35,127.24

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Solution

The fourth proportional to 63,421.59, 87,521.70 and 35,127.24 is: 48,475.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,421.59 : 87,521.70 = 35,127.24 : x
  2. Step 2: Convert to fraction form
    63,421.59/87,521.70 = 35,127.24/x
  3. Step 3: Cross multiply
    63,421.59x = 87,521.70 × 35,127.24
  4. Step 4: Simplify right side
    63,421.59x = 3,074,395,761.11
  5. Step 5: Solve for x
    x = 3,074,395,761.11/63,421.59
  6. Step 6: Final answer
    x = 48,475.54

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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.