Home / 176,460.66-243,417.15-108,430.38

Finding the Fourth Proportional to 176,460.66, 243,417.15 and 108,430.38

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Solution

The fourth proportional to 176,460.66, 243,417.15 and 108,430.38 is: 149,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,460.66 : 243,417.15 = 108,430.38 : x
  2. Step 2: Convert to fraction form
    176,460.66/243,417.15 = 108,430.38/x
  3. Step 3: Cross multiply
    176,460.66x = 243,417.15 × 108,430.38
  4. Step 4: Simplify right side
    176,460.66x = 26,393,814,073.02
  5. Step 5: Solve for x
    x = 26,393,814,073.02/176,460.66
  6. Step 6: Final answer
    x = 149,573.36

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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.