Home / 145,541.76-218,325.60-62,416.32

Finding the Fourth Proportional to 145,541.76, 218,325.60 and 62,416.32

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Solution

The fourth proportional to 145,541.76, 218,325.60 and 62,416.32 is: 93,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,541.76 : 218,325.60 = 62,416.32 : x
  2. Step 2: Convert to fraction form
    145,541.76/218,325.60 = 62,416.32/x
  3. Step 3: Cross multiply
    145,541.76x = 218,325.60 × 62,416.32
  4. Step 4: Simplify right side
    145,541.76x = 13,627,080,513.79
  5. Step 5: Solve for x
    x = 13,627,080,513.79/145,541.76
  6. Step 6: Final answer
    x = 93,630.04

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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.