Home / 48,292.50-66,628.98-30,405.36

Finding the Fourth Proportional to 48,292.50, 66,628.98 and 30,405.36

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Solution

The fourth proportional to 48,292.50, 66,628.98 and 30,405.36 is: 41,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292.50 : 66,628.98 = 30,405.36 : x
  2. Step 2: Convert to fraction form
    48,292.50/66,628.98 = 30,405.36/x
  3. Step 3: Cross multiply
    48,292.50x = 66,628.98 × 30,405.36
  4. Step 4: Simplify right side
    48,292.50x = 2,025,878,123.33
  5. Step 5: Solve for x
    x = 2,025,878,123.33/48,292.50
  6. Step 6: Final answer
    x = 41,950.16

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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.