Home / 63,037.27-86,990.29-34,357.20

Finding the Fourth Proportional to 63,037.27, 86,990.29 and 34,357.20

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Solution

The fourth proportional to 63,037.27, 86,990.29 and 34,357.20 is: 47,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,037.27 : 86,990.29 = 34,357.20 : x
  2. Step 2: Convert to fraction form
    63,037.27/86,990.29 = 34,357.20/x
  3. Step 3: Cross multiply
    63,037.27x = 86,990.29 × 34,357.20
  4. Step 4: Simplify right side
    63,037.27x = 2,988,742,184.85
  5. Step 5: Solve for x
    x = 2,988,742,184.85/63,037.27
  6. Step 6: Final answer
    x = 47,412.30

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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.