Home / 109,784.16-151,502.40-62,033.04

Finding the Fourth Proportional to 109,784.16, 151,502.40 and 62,033.04

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Solution

The fourth proportional to 109,784.16, 151,502.40 and 62,033.04 is: 85,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,784.16 : 151,502.40 = 62,033.04 : x
  2. Step 2: Convert to fraction form
    109,784.16/151,502.40 = 62,033.04/x
  3. Step 3: Cross multiply
    109,784.16x = 151,502.40 × 62,033.04
  4. Step 4: Simplify right side
    109,784.16x = 9,398,154,439.30
  5. Step 5: Solve for x
    x = 9,398,154,439.30/109,784.16
  6. Step 6: Final answer
    x = 85,605.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.