Home / 162,264.57-223,929.68-90,652.47

Finding the Fourth Proportional to 162,264.57, 223,929.68 and 90,652.47

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Solution

The fourth proportional to 162,264.57, 223,929.68 and 90,652.47 is: 125,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,264.57 : 223,929.68 = 90,652.47 : x
  2. Step 2: Convert to fraction form
    162,264.57/223,929.68 = 90,652.47/x
  3. Step 3: Cross multiply
    162,264.57x = 223,929.68 × 90,652.47
  4. Step 4: Simplify right side
    162,264.57x = 20,299,778,598.31
  5. Step 5: Solve for x
    x = 20,299,778,598.31/162,264.57
  6. Step 6: Final answer
    x = 125,102.96

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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.