Home / 176,524.13-243,602.31-100,057.68

Finding the Fourth Proportional to 176,524.13, 243,602.31 and 100,057.68

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Solution

The fourth proportional to 176,524.13, 243,602.31 and 100,057.68 is: 138,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,524.13 : 243,602.31 = 100,057.68 : x
  2. Step 2: Convert to fraction form
    176,524.13/243,602.31 = 100,057.68/x
  3. Step 3: Cross multiply
    176,524.13x = 243,602.31 × 100,057.68
  4. Step 4: Simplify right side
    176,524.13x = 24,374,282,075.04
  5. Step 5: Solve for x
    x = 24,374,282,075.04/176,524.13
  6. Step 6: Final answer
    x = 138,079.04

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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.