Home / 112,020.77-154,587.24-61,035.62

Finding the Fourth Proportional to 112,020.77, 154,587.24 and 61,035.62

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Solution

The fourth proportional to 112,020.77, 154,587.24 and 61,035.62 is: 84,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,020.77 : 154,587.24 = 61,035.62 : x
  2. Step 2: Convert to fraction form
    112,020.77/154,587.24 = 61,035.62/x
  3. Step 3: Cross multiply
    112,020.77x = 154,587.24 × 61,035.62
  4. Step 4: Simplify right side
    112,020.77x = 9,435,328,423.96
  5. Step 5: Solve for x
    x = 9,435,328,423.96/112,020.77
  6. Step 6: Final answer
    x = 84,228.38

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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.