Home / 174,047.80-261,071.70-74,320.60

Finding the Fourth Proportional to 174,047.80, 261,071.70 and 74,320.60

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Solution

The fourth proportional to 174,047.80, 261,071.70 and 74,320.60 is: 111,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,047.80 : 261,071.70 = 74,320.60 : x
  2. Step 2: Convert to fraction form
    174,047.80/261,071.70 = 74,320.60/x
  3. Step 3: Cross multiply
    174,047.80x = 261,071.70 × 74,320.60
  4. Step 4: Simplify right side
    174,047.80x = 19,403,005,387.02
  5. Step 5: Solve for x
    x = 19,403,005,387.02/174,047.80
  6. Step 6: Final answer
    x = 111,480.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.