Home / 124,168.83-186,256.66-45,341.79

Finding the Fourth Proportional to 124,168.83, 186,256.66 and 45,341.79

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Solution

The fourth proportional to 124,168.83, 186,256.66 and 45,341.79 is: 68,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,168.83 : 186,256.66 = 45,341.79 : x
  2. Step 2: Convert to fraction form
    124,168.83/186,256.66 = 45,341.79/x
  3. Step 3: Cross multiply
    124,168.83x = 186,256.66 × 45,341.79
  4. Step 4: Simplify right side
    124,168.83x = 8,445,210,363.82
  5. Step 5: Solve for x
    x = 8,445,210,363.82/124,168.83
  6. Step 6: Final answer
    x = 68,013.93

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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.