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Finding the Fourth Proportional to 103,374.24, 155,058.12 and 29,502.24

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Solution

The fourth proportional to 103,374.24, 155,058.12 and 29,502.24 is: 44,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,374.24 : 155,058.12 = 29,502.24 : x
  2. Step 2: Convert to fraction form
    103,374.24/155,058.12 = 29,502.24/x
  3. Step 3: Cross multiply
    103,374.24x = 155,058.12 × 29,502.24
  4. Step 4: Simplify right side
    103,374.24x = 4,574,561,870.19
  5. Step 5: Solve for x
    x = 4,574,561,870.19/103,374.24
  6. Step 6: Final answer
    x = 44,252.44

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1.5x scale

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.