Home / 52,875.12-72,972.35-29,006.45

Finding the Fourth Proportional to 52,875.12, 72,972.35 and 29,006.45

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Solution

The fourth proportional to 52,875.12, 72,972.35 and 29,006.45 is: 40,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,875.12 : 72,972.35 = 29,006.45 : x
  2. Step 2: Convert to fraction form
    52,875.12/72,972.35 = 29,006.45/x
  3. Step 3: Cross multiply
    52,875.12x = 72,972.35 × 29,006.45
  4. Step 4: Simplify right side
    52,875.12x = 2,116,668,694.18
  5. Step 5: Solve for x
    x = 2,116,668,694.18/52,875.12
  6. Step 6: Final answer
    x = 40,031.47

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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.