Home / 112,035.90-154,613.45-61,052.83

Finding the Fourth Proportional to 112,035.90, 154,613.45 and 61,052.83

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Solution

The fourth proportional to 112,035.90, 154,613.45 and 61,052.83 is: 84,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,035.90 : 154,613.45 = 61,052.83 : x
  2. Step 2: Convert to fraction form
    112,035.90/154,613.45 = 61,052.83/x
  3. Step 3: Cross multiply
    112,035.90x = 154,613.45 × 61,052.83
  4. Step 4: Simplify right side
    112,035.90x = 9,439,587,905.50
  5. Step 5: Solve for x
    x = 9,439,587,905.50/112,035.90
  6. Step 6: Final answer
    x = 84,255.03

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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.