Home / 55,719.99-83,587.28-29,425.77

Finding the Fourth Proportional to 55,719.99, 83,587.28 and 29,425.77

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Solution

The fourth proportional to 55,719.99, 83,587.28 and 29,425.77 is: 44,142.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,719.99 : 83,587.28 = 29,425.77 : x
  2. Step 2: Convert to fraction form
    55,719.99/83,587.28 = 29,425.77/x
  3. Step 3: Cross multiply
    55,719.99x = 83,587.28 × 29,425.77
  4. Step 4: Simplify right side
    55,719.99x = 2,459,619,929.08
  5. Step 5: Solve for x
    x = 2,459,619,929.08/55,719.99
  6. Step 6: Final answer
    x = 44,142.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.