Home / 162,066.50-223,674.31-90,451.13

Finding the Fourth Proportional to 162,066.50, 223,674.31 and 90,451.13

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Solution

The fourth proportional to 162,066.50, 223,674.31 and 90,451.13 is: 124,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,066.50 : 223,674.31 = 90,451.13 : x
  2. Step 2: Convert to fraction form
    162,066.50/223,674.31 = 90,451.13/x
  3. Step 3: Cross multiply
    162,066.50x = 223,674.31 × 90,451.13
  4. Step 4: Simplify right side
    162,066.50x = 20,231,593,639.21
  5. Step 5: Solve for x
    x = 20,231,593,639.21/162,066.50
  6. Step 6: Final answer
    x = 124,835.14

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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.