Home / 110,939.04-153,058.48-63,158.56

Finding the Fourth Proportional to 110,939.04, 153,058.48 and 63,158.56

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Solution

The fourth proportional to 110,939.04, 153,058.48 and 63,158.56 is: 87,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,939.04 : 153,058.48 = 63,158.56 : x
  2. Step 2: Convert to fraction form
    110,939.04/153,058.48 = 63,158.56/x
  3. Step 3: Cross multiply
    110,939.04x = 153,058.48 × 63,158.56
  4. Step 4: Simplify right side
    110,939.04x = 9,666,952,652.05
  5. Step 5: Solve for x
    x = 9,666,952,652.05/110,939.04
  6. Step 6: Final answer
    x = 87,137.52

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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.