Home / 124,756.55-171,984.78-88,884.28

Finding the Fourth Proportional to 124,756.55, 171,984.78 and 88,884.28

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Solution

The fourth proportional to 124,756.55, 171,984.78 and 88,884.28 is: 122,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,756.55 : 171,984.78 = 88,884.28 : x
  2. Step 2: Convert to fraction form
    124,756.55/171,984.78 = 88,884.28/x
  3. Step 3: Cross multiply
    124,756.55x = 171,984.78 × 88,884.28
  4. Step 4: Simplify right side
    124,756.55x = 15,286,742,036.91
  5. Step 5: Solve for x
    x = 15,286,742,036.91/124,756.55
  6. Step 6: Final answer
    x = 122,532.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.