Home / 252,555.06-348,534.12-143,656.58

Finding the Fourth Proportional to 252,555.06, 348,534.12 and 143,656.58

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Solution

The fourth proportional to 252,555.06, 348,534.12 and 143,656.58 is: 198,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,555.06 : 348,534.12 = 143,656.58 : x
  2. Step 2: Convert to fraction form
    252,555.06/348,534.12 = 143,656.58/x
  3. Step 3: Cross multiply
    252,555.06x = 348,534.12 × 143,656.58
  4. Step 4: Simplify right side
    252,555.06x = 50,069,219,692.51
  5. Step 5: Solve for x
    x = 50,069,219,692.51/252,555.06
  6. Step 6: Final answer
    x = 198,250.71

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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.