Home / 176,169.36-243,097.29-99,695.43

Finding the Fourth Proportional to 176,169.36, 243,097.29 and 99,695.43

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Solution

The fourth proportional to 176,169.36, 243,097.29 and 99,695.43 is: 137,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,169.36 : 243,097.29 = 99,695.43 : x
  2. Step 2: Convert to fraction form
    176,169.36/243,097.29 = 99,695.43/x
  3. Step 3: Cross multiply
    176,169.36x = 243,097.29 × 99,695.43
  4. Step 4: Simplify right side
    176,169.36x = 24,235,688,858.38
  5. Step 5: Solve for x
    x = 24,235,688,858.38/176,169.36
  6. Step 6: Final answer
    x = 137,570.40

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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.