Home / 145,230.65-217,931.24-60,984.33

Finding the Fourth Proportional to 145,230.65, 217,931.24 and 60,984.33

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Solution

The fourth proportional to 145,230.65, 217,931.24 and 60,984.33 is: 91,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,230.65 : 217,931.24 = 60,984.33 : x
  2. Step 2: Convert to fraction form
    145,230.65/217,931.24 = 60,984.33/x
  3. Step 3: Cross multiply
    145,230.65x = 217,931.24 × 60,984.33
  4. Step 4: Simplify right side
    145,230.65x = 13,290,390,352.55
  5. Step 5: Solve for x
    x = 13,290,390,352.55/145,230.65
  6. Step 6: Final answer
    x = 91,512.30

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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.