Home / 40,703.91-56,178.15-27,946.65

Finding the Fourth Proportional to 40,703.91, 56,178.15 and 27,946.65

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Solution

The fourth proportional to 40,703.91, 56,178.15 and 27,946.65 is: 38,571.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,703.91 : 56,178.15 = 27,946.65 : x
  2. Step 2: Convert to fraction form
    40,703.91/56,178.15 = 27,946.65/x
  3. Step 3: Cross multiply
    40,703.91x = 56,178.15 × 27,946.65
  4. Step 4: Simplify right side
    40,703.91x = 1,569,991,095.70
  5. Step 5: Solve for x
    x = 1,569,991,095.70/40,703.91
  6. Step 6: Final answer
    x = 38,571.01

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Double scale
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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.