Home / 162,327.45-224,007.58-90,708.06

Finding the Fourth Proportional to 162,327.45, 224,007.58 and 90,708.06

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Solution

The fourth proportional to 162,327.45, 224,007.58 and 90,708.06 is: 125,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,327.45 : 224,007.58 = 90,708.06 : x
  2. Step 2: Convert to fraction form
    162,327.45/224,007.58 = 90,708.06/x
  3. Step 3: Cross multiply
    162,327.45x = 224,007.58 × 90,708.06
  4. Step 4: Simplify right side
    162,327.45x = 20,319,292,780.32
  5. Step 5: Solve for x
    x = 20,319,292,780.32/162,327.45
  6. Step 6: Final answer
    x = 125,174.72

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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.