Home / 124,552.29-186,858.08-40,312.46

Finding the Fourth Proportional to 124,552.29, 186,858.08 and 40,312.46

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Solution

The fourth proportional to 124,552.29, 186,858.08 and 40,312.46 is: 60,478.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,552.29 : 186,858.08 = 40,312.46 : x
  2. Step 2: Convert to fraction form
    124,552.29/186,858.08 = 40,312.46/x
  3. Step 3: Cross multiply
    124,552.29x = 186,858.08 × 40,312.46
  4. Step 4: Simplify right side
    124,552.29x = 7,532,708,875.68
  5. Step 5: Solve for x
    x = 7,532,708,875.68/124,552.29
  6. Step 6: Final answer
    x = 60,478.28

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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.