Home / 57,225.24-85,810.16-19,772.19

Finding the Fourth Proportional to 57,225.24, 85,810.16 and 19,772.19

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Solution

The fourth proportional to 57,225.24, 85,810.16 and 19,772.19 is: 29,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,225.24 : 85,810.16 = 19,772.19 : x
  2. Step 2: Convert to fraction form
    57,225.24/85,810.16 = 19,772.19/x
  3. Step 3: Cross multiply
    57,225.24x = 85,810.16 × 19,772.19
  4. Step 4: Simplify right side
    57,225.24x = 1,696,654,688.59
  5. Step 5: Solve for x
    x = 1,696,654,688.59/57,225.24
  6. Step 6: Final answer
    x = 29,648.71

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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.