Home / 43,687.47-60,298.67-30,927.39

Finding the Fourth Proportional to 43,687.47, 60,298.67 and 30,927.39

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Solution

The fourth proportional to 43,687.47, 60,298.67 and 30,927.39 is: 42,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,687.47 : 60,298.67 = 30,927.39 : x
  2. Step 2: Convert to fraction form
    43,687.47/60,298.67 = 30,927.39/x
  3. Step 3: Cross multiply
    43,687.47x = 60,298.67 × 30,927.39
  4. Step 4: Simplify right side
    43,687.47x = 1,864,880,328.93
  5. Step 5: Solve for x
    x = 1,864,880,328.93/43,687.47
  6. Step 6: Final answer
    x = 42,686.85

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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.