Home / 89,924.02-124,095.16-49,637.80

Finding the Fourth Proportional to 89,924.02, 124,095.16 and 49,637.80

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Solution

The fourth proportional to 89,924.02, 124,095.16 and 49,637.80 is: 68,500.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.02 : 124,095.16 = 49,637.80 : x
  2. Step 2: Convert to fraction form
    89,924.02/124,095.16 = 49,637.80/x
  3. Step 3: Cross multiply
    89,924.02x = 124,095.16 × 49,637.80
  4. Step 4: Simplify right side
    89,924.02x = 6,159,810,733.05
  5. Step 5: Solve for x
    x = 6,159,810,733.05/89,924.02
  6. Step 6: Final answer
    x = 68,500.17

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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.