Home / 45,326.66-62,500.36-30,988.83

Finding the Fourth Proportional to 45,326.66, 62,500.36 and 30,988.83

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Solution

The fourth proportional to 45,326.66, 62,500.36 and 30,988.83 is: 42,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,326.66 : 62,500.36 = 30,988.83 : x
  2. Step 2: Convert to fraction form
    45,326.66/62,500.36 = 30,988.83/x
  3. Step 3: Cross multiply
    45,326.66x = 62,500.36 × 30,988.83
  4. Step 4: Simplify right side
    45,326.66x = 1,936,813,030.98
  5. Step 5: Solve for x
    x = 1,936,813,030.98/45,326.66
  6. Step 6: Final answer
    x = 42,730.11

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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.