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Finding the Fourth Proportional to 174,085, 240,247.02 and 98,657.80

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Solution

The fourth proportional to 174,085, 240,247.02 and 98,657.80 is: 136,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,085 : 240,247.02 = 98,657.80 : x
  2. Step 2: Convert to fraction form
    174,085/240,247.02 = 98,657.80/x
  3. Step 3: Cross multiply
    174,085x = 240,247.02 × 98,657.80
  4. Step 4: Simplify right side
    174,085x = 23,702,242,449.76
  5. Step 5: Solve for x
    x = 23,702,242,449.76/174,085
  6. Step 6: Final answer
    x = 136,153.27

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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.