Home / 55,088.16-76,022.48-29,937.68

Finding the Fourth Proportional to 55,088.16, 76,022.48 and 29,937.68

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Solution

The fourth proportional to 55,088.16, 76,022.48 and 29,937.68 is: 41,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088.16 : 76,022.48 = 29,937.68 : x
  2. Step 2: Convert to fraction form
    55,088.16/76,022.48 = 29,937.68/x
  3. Step 3: Cross multiply
    55,088.16x = 76,022.48 × 29,937.68
  4. Step 4: Simplify right side
    55,088.16x = 2,275,936,679.05
  5. Step 5: Solve for x
    x = 2,275,936,679.05/55,088.16
  6. Step 6: Final answer
    x = 41,314.44

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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.