Home / 176,547.40-243,691.20-112,885.48

Finding the Fourth Proportional to 176,547.40, 243,691.20 and 112,885.48

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Solution

The fourth proportional to 176,547.40, 243,691.20 and 112,885.48 is: 155,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,547.40 : 243,691.20 = 112,885.48 : x
  2. Step 2: Convert to fraction form
    176,547.40/243,691.20 = 112,885.48/x
  3. Step 3: Cross multiply
    176,547.40x = 243,691.20 × 112,885.48
  4. Step 4: Simplify right side
    176,547.40x = 27,509,198,083.78
  5. Step 5: Solve for x
    x = 27,509,198,083.78/176,547.40
  6. Step 6: Final answer
    x = 155,817.63

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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.