Home / 162,281.50-243,210.18-117,453.79

Finding the Fourth Proportional to 162,281.50, 243,210.18 and 117,453.79

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Solution

The fourth proportional to 162,281.50, 243,210.18 and 117,453.79 is: 176,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,281.50 : 243,210.18 = 117,453.79 : x
  2. Step 2: Convert to fraction form
    162,281.50/243,210.18 = 117,453.79/x
  3. Step 3: Cross multiply
    162,281.50x = 243,210.18 × 117,453.79
  4. Step 4: Simplify right side
    162,281.50x = 28,565,957,407.58
  5. Step 5: Solve for x
    x = 28,565,957,407.58/162,281.50
  6. Step 6: Final answer
    x = 176,027.20

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1.5x scale

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.