Home / 113,617.44-156,798.96-63,316.32

Finding the Fourth Proportional to 113,617.44, 156,798.96 and 63,316.32

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Solution

The fourth proportional to 113,617.44, 156,798.96 and 63,316.32 is: 87,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,617.44 : 156,798.96 = 63,316.32 : x
  2. Step 2: Convert to fraction form
    113,617.44/156,798.96 = 63,316.32/x
  3. Step 3: Cross multiply
    113,617.44x = 156,798.96 × 63,316.32
  4. Step 4: Simplify right side
    113,617.44x = 9,927,933,127.03
  5. Step 5: Solve for x
    x = 9,927,933,127.03/113,617.44
  6. Step 6: Final answer
    x = 87,380.36

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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.