Home / 134,243.48-185,260.76-73,818.72

Finding the Fourth Proportional to 134,243.48, 185,260.76 and 73,818.72

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Solution

The fourth proportional to 134,243.48, 185,260.76 and 73,818.72 is: 101,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,243.48 : 185,260.76 = 73,818.72 : x
  2. Step 2: Convert to fraction form
    134,243.48/185,260.76 = 73,818.72/x
  3. Step 3: Cross multiply
    134,243.48x = 185,260.76 × 73,818.72
  4. Step 4: Simplify right side
    134,243.48x = 13,675,712,169.43
  5. Step 5: Solve for x
    x = 13,675,712,169.43/134,243.48
  6. Step 6: Final answer
    x = 101,872.45

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1.5x scale

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.