Home / 60,225.16-90,333.42-18,671.08

Finding the Fourth Proportional to 60,225.16, 90,333.42 and 18,671.08

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Solution

The fourth proportional to 60,225.16, 90,333.42 and 18,671.08 is: 28,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,225.16 : 90,333.42 = 18,671.08 : x
  2. Step 2: Convert to fraction form
    60,225.16/90,333.42 = 18,671.08/x
  3. Step 3: Cross multiply
    60,225.16x = 90,333.42 × 18,671.08
  4. Step 4: Simplify right side
    60,225.16x = 1,686,622,511.49
  5. Step 5: Solve for x
    x = 1,686,622,511.49/60,225.16
  6. Step 6: Final answer
    x = 28,005.28

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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.