Home / 71,429.06-98,577.06-39,600.92

Finding the Fourth Proportional to 71,429.06, 98,577.06 and 39,600.92

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Solution

The fourth proportional to 71,429.06, 98,577.06 and 39,600.92 is: 54,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,429.06 : 98,577.06 = 39,600.92 : x
  2. Step 2: Convert to fraction form
    71,429.06/98,577.06 = 39,600.92/x
  3. Step 3: Cross multiply
    71,429.06x = 98,577.06 × 39,600.92
  4. Step 4: Simplify right side
    71,429.06x = 3,903,742,266.90
  5. Step 5: Solve for x
    x = 3,903,742,266.90/71,429.06
  6. Step 6: Final answer
    x = 54,652.02

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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.