Home / 58,354.24-87,530.70-39,587.80

Finding the Fourth Proportional to 58,354.24, 87,530.70 and 39,587.80

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Solution

The fourth proportional to 58,354.24, 87,530.70 and 39,587.80 is: 59,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,354.24 : 87,530.70 = 39,587.80 : x
  2. Step 2: Convert to fraction form
    58,354.24/87,530.70 = 39,587.80/x
  3. Step 3: Cross multiply
    58,354.24x = 87,530.70 × 39,587.80
  4. Step 4: Simplify right side
    58,354.24x = 3,465,147,845.46
  5. Step 5: Solve for x
    x = 3,465,147,845.46/58,354.24
  6. Step 6: Final answer
    x = 59,381.25

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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.