Home / 162,327.47-224,007.60-90,708.08

Finding the Fourth Proportional to 162,327.47, 224,007.60 and 90,708.08

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Solution

The fourth proportional to 162,327.47, 224,007.60 and 90,708.08 is: 125,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,327.47 : 224,007.60 = 90,708.08 : x
  2. Step 2: Convert to fraction form
    162,327.47/224,007.60 = 90,708.08/x
  3. Step 3: Cross multiply
    162,327.47x = 224,007.60 × 90,708.08
  4. Step 4: Simplify right side
    162,327.47x = 20,319,299,301.41
  5. Step 5: Solve for x
    x = 20,319,299,301.41/162,327.47
  6. Step 6: Final answer
    x = 125,174.74

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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.