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Finding the Fourth Proportional to 27,043.65, 40,565.50 and 7,053.13

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Solution

The fourth proportional to 27,043.65, 40,565.50 and 7,053.13 is: 10,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.65 : 40,565.50 = 7,053.13 : x
  2. Step 2: Convert to fraction form
    27,043.65/40,565.50 = 7,053.13/x
  3. Step 3: Cross multiply
    27,043.65x = 40,565.50 × 7,053.13
  4. Step 4: Simplify right side
    27,043.65x = 286,113,542.19
  5. Step 5: Solve for x
    x = 286,113,542.19/27,043.65
  6. Step 6: Final answer
    x = 10,579.70

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Double scale
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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.