Home / 174,263.60-261,290.00-78,183.23

Finding the Fourth Proportional to 174,263.60, 261,290.00 and 78,183.23

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Solution

The fourth proportional to 174,263.60, 261,290.00 and 78,183.23 is: 117,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,263.60 : 261,290.00 = 78,183.23 : x
  2. Step 2: Convert to fraction form
    174,263.60/261,290.00 = 78,183.23/x
  3. Step 3: Cross multiply
    174,263.60x = 261,290.00 × 78,183.23
  4. Step 4: Simplify right side
    174,263.60x = 20,428,495,055.71
  5. Step 5: Solve for x
    x = 20,428,495,055.71/174,263.60
  6. Step 6: Final answer
    x = 117,227.55

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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.