Home / 60,439.33-90,668.72-25,389.01

Finding the Fourth Proportional to 60,439.33, 90,668.72 and 25,389.01

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Solution

The fourth proportional to 60,439.33, 90,668.72 and 25,389.01 is: 38,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,439.33 : 90,668.72 = 25,389.01 : x
  2. Step 2: Convert to fraction form
    60,439.33/90,668.72 = 25,389.01/x
  3. Step 3: Cross multiply
    60,439.33x = 90,668.72 × 25,389.01
  4. Step 4: Simplify right side
    60,439.33x = 2,301,989,038.77
  5. Step 5: Solve for x
    x = 2,301,989,038.77/60,439.33
  6. Step 6: Final answer
    x = 38,087.60

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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.