Home / 52,479.10-72,423.09-29,821.93

Finding the Fourth Proportional to 52,479.10, 72,423.09 and 29,821.93

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Solution

The fourth proportional to 52,479.10, 72,423.09 and 29,821.93 is: 41,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,479.10 : 72,423.09 = 29,821.93 : x
  2. Step 2: Convert to fraction form
    52,479.10/72,423.09 = 29,821.93/x
  3. Step 3: Cross multiply
    52,479.10x = 72,423.09 × 29,821.93
  4. Step 4: Simplify right side
    52,479.10x = 2,159,796,320.36
  5. Step 5: Solve for x
    x = 2,159,796,320.36/52,479.10
  6. Step 6: Final answer
    x = 41,155.36

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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.