Home / 181,819.58-272,758.23-55,430.88

Finding the Fourth Proportional to 181,819.58, 272,758.23 and 55,430.88

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Solution

The fourth proportional to 181,819.58, 272,758.23 and 55,430.88 is: 83,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,819.58 : 272,758.23 = 55,430.88 : x
  2. Step 2: Convert to fraction form
    181,819.58/272,758.23 = 55,430.88/x
  3. Step 3: Cross multiply
    181,819.58x = 272,758.23 × 55,430.88
  4. Step 4: Simplify right side
    181,819.58x = 15,119,227,075.20
  5. Step 5: Solve for x
    x = 15,119,227,075.20/181,819.58
  6. Step 6: Final answer
    x = 83,155.11

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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.