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Finding the Fourth Proportional to 124,620.13, 186,930.20 and 37,068.13

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Solution

The fourth proportional to 124,620.13, 186,930.20 and 37,068.13 is: 55,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,620.13 : 186,930.20 = 37,068.13 : x
  2. Step 2: Convert to fraction form
    124,620.13/186,930.20 = 37,068.13/x
  3. Step 3: Cross multiply
    124,620.13x = 186,930.20 × 37,068.13
  4. Step 4: Simplify right side
    124,620.13x = 6,929,152,954.53
  5. Step 5: Solve for x
    x = 6,929,152,954.53/124,620.13
  6. Step 6: Final answer
    x = 55,602.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.