Home / 56,140.52-84,161.24-22,888.40

Finding the Fourth Proportional to 56,140.52, 84,161.24 and 22,888.40

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Solution

The fourth proportional to 56,140.52, 84,161.24 and 22,888.40 is: 34,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,140.52 : 84,161.24 = 22,888.40 : x
  2. Step 2: Convert to fraction form
    56,140.52/84,161.24 = 22,888.40/x
  3. Step 3: Cross multiply
    56,140.52x = 84,161.24 × 22,888.40
  4. Step 4: Simplify right side
    56,140.52x = 1,926,316,011.17
  5. Step 5: Solve for x
    x = 1,926,316,011.17/56,140.52
  6. Step 6: Final answer
    x = 34,312.40

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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.