Home / 176,420.03-243,498.15-108,495.45

Finding the Fourth Proportional to 176,420.03, 243,498.15 and 108,495.45

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Solution

The fourth proportional to 176,420.03, 243,498.15 and 108,495.45 is: 149,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,420.03 : 243,498.15 = 108,495.45 : x
  2. Step 2: Convert to fraction form
    176,420.03/243,498.15 = 108,495.45/x
  3. Step 3: Cross multiply
    176,420.03x = 243,498.15 × 108,495.45
  4. Step 4: Simplify right side
    176,420.03x = 26,418,441,358.42
  5. Step 5: Solve for x
    x = 26,418,441,358.42/176,420.03
  6. Step 6: Final answer
    x = 149,747.41

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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.