Home / 124,449.30-171,750.24-70,751.16

Finding the Fourth Proportional to 124,449.30, 171,750.24 and 70,751.16

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Solution

The fourth proportional to 124,449.30, 171,750.24 and 70,751.16 is: 97,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,449.30 : 171,750.24 = 70,751.16 : x
  2. Step 2: Convert to fraction form
    124,449.30/171,750.24 = 70,751.16/x
  3. Step 3: Cross multiply
    124,449.30x = 171,750.24 × 70,751.16
  4. Step 4: Simplify right side
    124,449.30x = 12,151,528,710.28
  5. Step 5: Solve for x
    x = 12,151,528,710.28/124,449.30
  6. Step 6: Final answer
    x = 97,642.40

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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.