Home / 104,048.06-143,585.72-58,740.74

Finding the Fourth Proportional to 104,048.06, 143,585.72 and 58,740.74

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Solution

The fourth proportional to 104,048.06, 143,585.72 and 58,740.74 is: 81,061.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,048.06 : 143,585.72 = 58,740.74 : x
  2. Step 2: Convert to fraction form
    104,048.06/143,585.72 = 58,740.74/x
  3. Step 3: Cross multiply
    104,048.06x = 143,585.72 × 58,740.74
  4. Step 4: Simplify right side
    104,048.06x = 8,434,331,446.23
  5. Step 5: Solve for x
    x = 8,434,331,446.23/104,048.06
  6. Step 6: Final answer
    x = 81,061.88

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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.