Home / 97,148.12-134,067.04-54,708.18

Finding the Fourth Proportional to 97,148.12, 134,067.04 and 54,708.18

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Solution

The fourth proportional to 97,148.12, 134,067.04 and 54,708.18 is: 75,498.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,148.12 : 134,067.04 = 54,708.18 : x
  2. Step 2: Convert to fraction form
    97,148.12/134,067.04 = 54,708.18/x
  3. Step 3: Cross multiply
    97,148.12x = 134,067.04 × 54,708.18
  4. Step 4: Simplify right side
    97,148.12x = 7,334,563,756.39
  5. Step 5: Solve for x
    x = 7,334,563,756.39/97,148.12
  6. Step 6: Final answer
    x = 75,498.77

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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.