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Finding the Fourth Proportional to 29,030.40, 43,547.52 and 10,560

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Solution

The fourth proportional to 29,030.40, 43,547.52 and 10,560 is: 15,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,030.40 : 43,547.52 = 10,560 : x
  2. Step 2: Convert to fraction form
    29,030.40/43,547.52 = 10,560/x
  3. Step 3: Cross multiply
    29,030.40x = 43,547.52 × 10,560
  4. Step 4: Simplify right side
    29,030.40x = 459,861,811.20
  5. Step 5: Solve for x
    x = 459,861,811.20/29,030.40
  6. Step 6: Final answer
    x = 15,840.70

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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.