Home / 124,334.02-186,502.34-99,531.73

Finding the Fourth Proportional to 124,334.02, 186,502.34 and 99,531.73

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Solution

The fourth proportional to 124,334.02, 186,502.34 and 99,531.73 is: 149,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,334.02 : 186,502.34 = 99,531.73 : x
  2. Step 2: Convert to fraction form
    124,334.02/186,502.34 = 99,531.73/x
  3. Step 3: Cross multiply
    124,334.02x = 186,502.34 × 99,531.73
  4. Step 4: Simplify right side
    124,334.02x = 18,562,900,549.25
  5. Step 5: Solve for x
    x = 18,562,900,549.25/124,334.02
  6. Step 6: Final answer
    x = 149,298.64

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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.