Home / 40,180.12-60,271.29-15,215.51

Finding the Fourth Proportional to 40,180.12, 60,271.29 and 15,215.51

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Solution

The fourth proportional to 40,180.12, 60,271.29 and 15,215.51 is: 22,823.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.12 : 60,271.29 = 15,215.51 : x
  2. Step 2: Convert to fraction form
    40,180.12/60,271.29 = 15,215.51/x
  3. Step 3: Cross multiply
    40,180.12x = 60,271.29 × 15,215.51
  4. Step 4: Simplify right side
    40,180.12x = 917,058,566.39
  5. Step 5: Solve for x
    x = 917,058,566.39/40,180.12
  6. Step 6: Final answer
    x = 22,823.69

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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.