Home / 124,468.28-171,762.54-70,759.16

Finding the Fourth Proportional to 124,468.28, 171,762.54 and 70,759.16

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Solution

The fourth proportional to 124,468.28, 171,762.54 and 70,759.16 is: 97,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,468.28 : 171,762.54 = 70,759.16 : x
  2. Step 2: Convert to fraction form
    124,468.28/171,762.54 = 70,759.16/x
  3. Step 3: Cross multiply
    124,468.28x = 171,762.54 × 70,759.16
  4. Step 4: Simplify right side
    124,468.28x = 12,153,773,049.87
  5. Step 5: Solve for x
    x = 12,153,773,049.87/124,468.28
  6. Step 6: Final answer
    x = 97,645.55

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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.