Home / 104,478.03-144,178.18-59,154.83

Finding the Fourth Proportional to 104,478.03, 144,178.18 and 59,154.83

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Solution

The fourth proportional to 104,478.03, 144,178.18 and 59,154.83 is: 81,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,478.03 : 144,178.18 = 59,154.83 : x
  2. Step 2: Convert to fraction form
    104,478.03/144,178.18 = 59,154.83/x
  3. Step 3: Cross multiply
    104,478.03x = 144,178.18 × 59,154.83
  4. Step 4: Simplify right side
    104,478.03x = 8,528,835,727.61
  5. Step 5: Solve for x
    x = 8,528,835,727.61/104,478.03
  6. Step 6: Final answer
    x = 81,632.82

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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.