Home / 124,502.19-186,941.40-99,467.92

Finding the Fourth Proportional to 124,502.19, 186,941.40 and 99,467.92

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Solution

The fourth proportional to 124,502.19, 186,941.40 and 99,467.92 is: 149,352.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502.19 : 186,941.40 = 99,467.92 : x
  2. Step 2: Convert to fraction form
    124,502.19/186,941.40 = 99,467.92/x
  3. Step 3: Cross multiply
    124,502.19x = 186,941.40 × 99,467.92
  4. Step 4: Simplify right side
    124,502.19x = 18,594,672,219.89
  5. Step 5: Solve for x
    x = 18,594,672,219.89/124,502.19
  6. Step 6: Final answer
    x = 149,352.17

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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.