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Finding the Fourth Proportional to 52,886.99, 72,983.95 and 29,013.62

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Solution

The fourth proportional to 52,886.99, 72,983.95 and 29,013.62 is: 40,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886.99 : 72,983.95 = 29,013.62 : x
  2. Step 2: Convert to fraction form
    52,886.99/72,983.95 = 29,013.62/x
  3. Step 3: Cross multiply
    52,886.99x = 72,983.95 × 29,013.62
  4. Step 4: Simplify right side
    52,886.99x = 2,117,528,153.95
  5. Step 5: Solve for x
    x = 2,117,528,153.95/52,886.99
  6. Step 6: Final answer
    x = 40,038.73

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1.5x scale

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.