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Finding the Fourth Proportional to 174,152.80, 240,328.20 and 97,671.88

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Solution

The fourth proportional to 174,152.80, 240,328.20 and 97,671.88 is: 134,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,152.80 : 240,328.20 = 97,671.88 : x
  2. Step 2: Convert to fraction form
    174,152.80/240,328.20 = 97,671.88/x
  3. Step 3: Cross multiply
    174,152.80x = 240,328.20 × 97,671.88
  4. Step 4: Simplify right side
    174,152.80x = 23,473,307,111.02
  5. Step 5: Solve for x
    x = 23,473,307,111.02/174,152.80
  6. Step 6: Final answer
    x = 134,785.70

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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.