Home / 134,006.39-185,015.36-83,073.55

Finding the Fourth Proportional to 134,006.39, 185,015.36 and 83,073.55

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Solution

The fourth proportional to 134,006.39, 185,015.36 and 83,073.55 is: 114,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,006.39 : 185,015.36 = 83,073.55 : x
  2. Step 2: Convert to fraction form
    134,006.39/185,015.36 = 83,073.55/x
  3. Step 3: Cross multiply
    134,006.39x = 185,015.36 × 83,073.55
  4. Step 4: Simplify right side
    134,006.39x = 15,369,881,881.82
  5. Step 5: Solve for x
    x = 15,369,881,881.82/134,006.39
  6. Step 6: Final answer
    x = 114,695.15

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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.