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Finding the Fourth Proportional to 29,230.70, 43,547.02 and 27,820.08

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Solution

The fourth proportional to 29,230.70, 43,547.02 and 27,820.08 is: 41,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,230.70 : 43,547.02 = 27,820.08 : x
  2. Step 2: Convert to fraction form
    29,230.70/43,547.02 = 27,820.08/x
  3. Step 3: Cross multiply
    29,230.70x = 43,547.02 × 27,820.08
  4. Step 4: Simplify right side
    29,230.70x = 1,211,481,510.61
  5. Step 5: Solve for x
    x = 1,211,481,510.61/29,230.70
  6. Step 6: Final answer
    x = 41,445.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.