Home / 161,575.62-222,916.65-93,555.47

Finding the Fourth Proportional to 161,575.62, 222,916.65 and 93,555.47

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Solution

The fourth proportional to 161,575.62, 222,916.65 and 93,555.47 is: 129,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,575.62 : 222,916.65 = 93,555.47 : x
  2. Step 2: Convert to fraction form
    161,575.62/222,916.65 = 93,555.47/x
  3. Step 3: Cross multiply
    161,575.62x = 222,916.65 × 93,555.47
  4. Step 4: Simplify right side
    161,575.62x = 20,855,070,846.99
  5. Step 5: Solve for x
    x = 20,855,070,846.99/161,575.62
  6. Step 6: Final answer
    x = 129,073.13

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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.