Home / 134,788.10-202,182.15-103,684.10

Finding the Fourth Proportional to 134,788.10, 202,182.15 and 103,684.10

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Solution

The fourth proportional to 134,788.10, 202,182.15 and 103,684.10 is: 155,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,788.10 : 202,182.15 = 103,684.10 : x
  2. Step 2: Convert to fraction form
    134,788.10/202,182.15 = 103,684.10/x
  3. Step 3: Cross multiply
    134,788.10x = 202,182.15 × 103,684.10
  4. Step 4: Simplify right side
    134,788.10x = 20,963,074,258.82
  5. Step 5: Solve for x
    x = 20,963,074,258.82/134,788.10
  6. Step 6: Final answer
    x = 155,526.15

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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.