Home / 126,565.59-190,193.27-67,443.51

Finding the Fourth Proportional to 126,565.59, 190,193.27 and 67,443.51

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Solution

The fourth proportional to 126,565.59, 190,193.27 and 67,443.51 is: 101,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,565.59 : 190,193.27 = 67,443.51 : x
  2. Step 2: Convert to fraction form
    126,565.59/190,193.27 = 67,443.51/x
  3. Step 3: Cross multiply
    126,565.59x = 190,193.27 × 67,443.51
  4. Step 4: Simplify right side
    126,565.59x = 12,827,301,707.18
  5. Step 5: Solve for x
    x = 12,827,301,707.18/126,565.59
  6. Step 6: Final answer
    x = 101,349.05

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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.