Home / 124,346.75-186,409.28-57,750.57

Finding the Fourth Proportional to 124,346.75, 186,409.28 and 57,750.57

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Solution

The fourth proportional to 124,346.75, 186,409.28 and 57,750.57 is: 86,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,346.75 : 186,409.28 = 57,750.57 : x
  2. Step 2: Convert to fraction form
    124,346.75/186,409.28 = 57,750.57/x
  3. Step 3: Cross multiply
    124,346.75x = 186,409.28 × 57,750.57
  4. Step 4: Simplify right side
    124,346.75x = 10,765,242,317.67
  5. Step 5: Solve for x
    x = 10,765,242,317.67/124,346.75
  6. Step 6: Final answer
    x = 86,574.38

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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.