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Finding the Fourth Proportional to 174,356.32, 240,608.28 and 97,877.20

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Solution

The fourth proportional to 174,356.32, 240,608.28 and 97,877.20 is: 135,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,356.32 : 240,608.28 = 97,877.20 : x
  2. Step 2: Convert to fraction form
    174,356.32/240,608.28 = 97,877.20/x
  3. Step 3: Cross multiply
    174,356.32x = 240,608.28 × 97,877.20
  4. Step 4: Simplify right side
    174,356.32x = 23,550,064,743.22
  5. Step 5: Solve for x
    x = 23,550,064,743.22/174,356.32
  6. Step 6: Final answer
    x = 135,068.60

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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.