Home / 176,304.15-243,403.56-107,419.59

Finding the Fourth Proportional to 176,304.15, 243,403.56 and 107,419.59

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Solution

The fourth proportional to 176,304.15, 243,403.56 and 107,419.59 is: 148,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,304.15 : 243,403.56 = 107,419.59 : x
  2. Step 2: Convert to fraction form
    176,304.15/243,403.56 = 107,419.59/x
  3. Step 3: Cross multiply
    176,304.15x = 243,403.56 × 107,419.59
  4. Step 4: Simplify right side
    176,304.15x = 26,146,310,619.74
  5. Step 5: Solve for x
    x = 26,146,310,619.74/176,304.15
  6. Step 6: Final answer
    x = 148,302.30

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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.