Home / 112,532.60-155,275.98-70,104.44

Finding the Fourth Proportional to 112,532.60, 155,275.98 and 70,104.44

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Solution

The fourth proportional to 112,532.60, 155,275.98 and 70,104.44 is: 96,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,532.60 : 155,275.98 = 70,104.44 : x
  2. Step 2: Convert to fraction form
    112,532.60/155,275.98 = 70,104.44/x
  3. Step 3: Cross multiply
    112,532.60x = 155,275.98 × 70,104.44
  4. Step 4: Simplify right side
    112,532.60x = 10,885,535,623.35
  5. Step 5: Solve for x
    x = 10,885,535,623.35/112,532.60
  6. Step 6: Final answer
    x = 96,732.29

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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.