Home / 55,654.07-83,479.93-13,534.38

Finding the Fourth Proportional to 55,654.07, 83,479.93 and 13,534.38

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Solution

The fourth proportional to 55,654.07, 83,479.93 and 13,534.38 is: 20,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,654.07 : 83,479.93 = 13,534.38 : x
  2. Step 2: Convert to fraction form
    55,654.07/83,479.93 = 13,534.38/x
  3. Step 3: Cross multiply
    55,654.07x = 83,479.93 × 13,534.38
  4. Step 4: Simplify right side
    55,654.07x = 1,129,849,061.16
  5. Step 5: Solve for x
    x = 1,129,849,061.16/55,654.07
  6. Step 6: Final answer
    x = 20,301.29

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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.