Home / 124,334.34-186,502.80-99,532.05

Finding the Fourth Proportional to 124,334.34, 186,502.80 and 99,532.05

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Solution

The fourth proportional to 124,334.34, 186,502.80 and 99,532.05 is: 149,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,334.34 : 186,502.80 = 99,532.05 : x
  2. Step 2: Convert to fraction form
    124,334.34/186,502.80 = 99,532.05/x
  3. Step 3: Cross multiply
    124,334.34x = 186,502.80 × 99,532.05
  4. Step 4: Simplify right side
    124,334.34x = 18,563,006,014.74
  5. Step 5: Solve for x
    x = 18,563,006,014.74/124,334.34
  6. Step 6: Final answer
    x = 149,299.11

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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.