Home / 58,044.60-87,066.81-38,318.45

Finding the Fourth Proportional to 58,044.60, 87,066.81 and 38,318.45

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Solution

The fourth proportional to 58,044.60, 87,066.81 and 38,318.45 is: 57,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,044.60 : 87,066.81 = 38,318.45 : x
  2. Step 2: Convert to fraction form
    58,044.60/87,066.81 = 38,318.45/x
  3. Step 3: Cross multiply
    58,044.60x = 87,066.81 × 38,318.45
  4. Step 4: Simplify right side
    58,044.60x = 3,336,264,770.31
  5. Step 5: Solve for x
    x = 3,336,264,770.31/58,044.60
  6. Step 6: Final answer
    x = 57,477.61

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1.5x scale

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.