Home / 176,559.27-243,646.69-100,085.43

Finding the Fourth Proportional to 176,559.27, 243,646.69 and 100,085.43

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Solution

The fourth proportional to 176,559.27, 243,646.69 and 100,085.43 is: 138,115.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,559.27 : 243,646.69 = 100,085.43 : x
  2. Step 2: Convert to fraction form
    176,559.27/243,646.69 = 100,085.43/x
  3. Step 3: Cross multiply
    176,559.27x = 243,646.69 × 100,085.43
  4. Step 4: Simplify right side
    176,559.27x = 24,385,483,736.73
  5. Step 5: Solve for x
    x = 24,385,483,736.73/176,559.27
  6. Step 6: Final answer
    x = 138,115.00

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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.