Home / 108,886.47-150,249.36-63,554.05

Finding the Fourth Proportional to 108,886.47, 150,249.36 and 63,554.05

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Solution

The fourth proportional to 108,886.47, 150,249.36 and 63,554.05 is: 87,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,886.47 : 150,249.36 = 63,554.05 : x
  2. Step 2: Convert to fraction form
    108,886.47/150,249.36 = 63,554.05/x
  3. Step 3: Cross multiply
    108,886.47x = 150,249.36 × 63,554.05
  4. Step 4: Simplify right side
    108,886.47x = 9,548,955,337.91
  5. Step 5: Solve for x
    x = 9,548,955,337.91/108,886.47
  6. Step 6: Final answer
    x = 87,696.44

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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.