Home / 104,065.20-143,574.60-58,737.84

Finding the Fourth Proportional to 104,065.20, 143,574.60 and 58,737.84

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Solution

The fourth proportional to 104,065.20, 143,574.60 and 58,737.84 is: 81,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,065.20 : 143,574.60 = 58,737.84 : x
  2. Step 2: Convert to fraction form
    104,065.20/143,574.60 = 58,737.84/x
  3. Step 3: Cross multiply
    104,065.20x = 143,574.60 × 58,737.84
  4. Step 4: Simplify right side
    104,065.20x = 8,433,261,882.86
  5. Step 5: Solve for x
    x = 8,433,261,882.86/104,065.20
  6. Step 6: Final answer
    x = 81,038.25

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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.