Home / 112,039.14-154,613.52-61,051.68

Finding the Fourth Proportional to 112,039.14, 154,613.52 and 61,051.68

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Solution

The fourth proportional to 112,039.14, 154,613.52 and 61,051.68 is: 84,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,039.14 : 154,613.52 = 61,051.68 : x
  2. Step 2: Convert to fraction form
    112,039.14/154,613.52 = 61,051.68/x
  3. Step 3: Cross multiply
    112,039.14x = 154,613.52 × 61,051.68
  4. Step 4: Simplify right side
    112,039.14x = 9,439,415,146.71
  5. Step 5: Solve for x
    x = 9,439,415,146.71/112,039.14
  6. Step 6: Final answer
    x = 84,251.05

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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.