Home / 252,192.96-348,026.16-139,017.60

Finding the Fourth Proportional to 252,192.96, 348,026.16 and 139,017.60

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Solution

The fourth proportional to 252,192.96, 348,026.16 and 139,017.60 is: 191,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,192.96 : 348,026.16 = 139,017.60 : x
  2. Step 2: Convert to fraction form
    252,192.96/348,026.16 = 139,017.60/x
  3. Step 3: Cross multiply
    252,192.96x = 348,026.16 × 139,017.60
  4. Step 4: Simplify right side
    252,192.96x = 48,381,761,500.42
  5. Step 5: Solve for x
    x = 48,381,761,500.42/252,192.96
  6. Step 6: Final answer
    x = 191,844.22

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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.