Home / 104,807.23-157,217-29,921.62

Finding the Fourth Proportional to 104,807.23, 157,217 and 29,921.62

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Solution

The fourth proportional to 104,807.23, 157,217 and 29,921.62 is: 44,884.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,807.23 : 157,217 = 29,921.62 : x
  2. Step 2: Convert to fraction form
    104,807.23/157,217 = 29,921.62/x
  3. Step 3: Cross multiply
    104,807.23x = 157,217 × 29,921.62
  4. Step 4: Simplify right side
    104,807.23x = 4,704,187,331.54
  5. Step 5: Solve for x
    x = 4,704,187,331.54/104,807.23
  6. Step 6: Final answer
    x = 44,884.19

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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.