Home / 125,228.16-187,870.05-36,488.34

Finding the Fourth Proportional to 125,228.16, 187,870.05 and 36,488.34

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Solution

The fourth proportional to 125,228.16, 187,870.05 and 36,488.34 is: 54,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,228.16 : 187,870.05 = 36,488.34 : x
  2. Step 2: Convert to fraction form
    125,228.16/187,870.05 = 36,488.34/x
  3. Step 3: Cross multiply
    125,228.16x = 187,870.05 × 36,488.34
  4. Step 4: Simplify right side
    125,228.16x = 6,855,066,260.22
  5. Step 5: Solve for x
    x = 6,855,066,260.22/125,228.16
  6. Step 6: Final answer
    x = 54,740.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.