Home / 108,995.30-150,427.62-61,248.66

Finding the Fourth Proportional to 108,995.30, 150,427.62 and 61,248.66

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Solution

The fourth proportional to 108,995.30, 150,427.62 and 61,248.66 is: 84,531.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,995.30 : 150,427.62 = 61,248.66 : x
  2. Step 2: Convert to fraction form
    108,995.30/150,427.62 = 61,248.66/x
  3. Step 3: Cross multiply
    108,995.30x = 150,427.62 × 61,248.66
  4. Step 4: Simplify right side
    108,995.30x = 9,213,490,151.99
  5. Step 5: Solve for x
    x = 9,213,490,151.99/108,995.30
  6. Step 6: Final answer
    x = 84,531.08

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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.