Home / 185,670.56-278,507.36-52,555.20

Finding the Fourth Proportional to 185,670.56, 278,507.36 and 52,555.20

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Solution

The fourth proportional to 185,670.56, 278,507.36 and 52,555.20 is: 78,833.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,670.56 : 278,507.36 = 52,555.20 : x
  2. Step 2: Convert to fraction form
    185,670.56/278,507.36 = 52,555.20/x
  3. Step 3: Cross multiply
    185,670.56x = 278,507.36 × 52,555.20
  4. Step 4: Simplify right side
    185,670.56x = 14,637,010,006.27
  5. Step 5: Solve for x
    x = 14,637,010,006.27/185,670.56
  6. Step 6: Final answer
    x = 78,833.23

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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.