Home / 134,801.90-202,332.45-68,317.10

Finding the Fourth Proportional to 134,801.90, 202,332.45 and 68,317.10

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Solution

The fourth proportional to 134,801.90, 202,332.45 and 68,317.10 is: 102,541.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,801.90 : 202,332.45 = 68,317.10 : x
  2. Step 2: Convert to fraction form
    134,801.90/202,332.45 = 68,317.10/x
  3. Step 3: Cross multiply
    134,801.90x = 202,332.45 × 68,317.10
  4. Step 4: Simplify right side
    134,801.90x = 13,822,766,219.90
  5. Step 5: Solve for x
    x = 13,822,766,219.90/134,801.90
  6. Step 6: Final answer
    x = 102,541.33

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1.5x scale

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.