Home / 99,029.76-136,638.96-58,723.04

Finding the Fourth Proportional to 99,029.76, 136,638.96 and 58,723.04

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Solution

The fourth proportional to 99,029.76, 136,638.96 and 58,723.04 is: 81,024.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,029.76 : 136,638.96 = 58,723.04 : x
  2. Step 2: Convert to fraction form
    99,029.76/136,638.96 = 58,723.04/x
  3. Step 3: Cross multiply
    99,029.76x = 136,638.96 × 58,723.04
  4. Step 4: Simplify right side
    99,029.76x = 8,023,855,113.64
  5. Step 5: Solve for x
    x = 8,023,855,113.64/99,029.76
  6. Step 6: Final answer
    x = 81,024.69

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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.