Home / 58,301.81-87,455.45-18,862.01

Finding the Fourth Proportional to 58,301.81, 87,455.45 and 18,862.01

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Solution

The fourth proportional to 58,301.81, 87,455.45 and 18,862.01 is: 28,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,301.81 : 87,455.45 = 18,862.01 : x
  2. Step 2: Convert to fraction form
    58,301.81/87,455.45 = 18,862.01/x
  3. Step 3: Cross multiply
    58,301.81x = 87,455.45 × 18,862.01
  4. Step 4: Simplify right side
    58,301.81x = 1,649,585,572.45
  5. Step 5: Solve for x
    x = 1,649,585,572.45/58,301.81
  6. Step 6: Final answer
    x = 28,293.90

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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.