Home / 99,085.28-136,737.32-58,832.13

Finding the Fourth Proportional to 99,085.28, 136,737.32 and 58,832.13

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Solution

The fourth proportional to 99,085.28, 136,737.32 and 58,832.13 is: 81,188.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,085.28 : 136,737.32 = 58,832.13 : x
  2. Step 2: Convert to fraction form
    99,085.28/136,737.32 = 58,832.13/x
  3. Step 3: Cross multiply
    99,085.28x = 136,737.32 × 58,832.13
  4. Step 4: Simplify right side
    99,085.28x = 8,044,547,786.09
  5. Step 5: Solve for x
    x = 8,044,547,786.09/99,085.28
  6. Step 6: Final answer
    x = 81,188.12

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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.