Home / 57,228.10-85,842.15-39,732.10

Finding the Fourth Proportional to 57,228.10, 85,842.15 and 39,732.10

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Solution

The fourth proportional to 57,228.10, 85,842.15 and 39,732.10 is: 59,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,228.10 : 85,842.15 = 39,732.10 : x
  2. Step 2: Convert to fraction form
    57,228.10/85,842.15 = 39,732.10/x
  3. Step 3: Cross multiply
    57,228.10x = 85,842.15 × 39,732.10
  4. Step 4: Simplify right side
    57,228.10x = 3,410,688,888.02
  5. Step 5: Solve for x
    x = 3,410,688,888.02/57,228.10
  6. Step 6: Final answer
    x = 59,598.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.