Home / 48,824.47-67,384.95-30,921.14

Finding the Fourth Proportional to 48,824.47, 67,384.95 and 30,921.14

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Solution

The fourth proportional to 48,824.47, 67,384.95 and 30,921.14 is: 42,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,824.47 : 67,384.95 = 30,921.14 : x
  2. Step 2: Convert to fraction form
    48,824.47/67,384.95 = 30,921.14/x
  3. Step 3: Cross multiply
    48,824.47x = 67,384.95 × 30,921.14
  4. Step 4: Simplify right side
    48,824.47x = 2,083,619,525.35
  5. Step 5: Solve for x
    x = 2,083,619,525.35/48,824.47
  6. Step 6: Final answer
    x = 42,675.72

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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.