Home / 180,214.20-248,685.51-99,637.02

Finding the Fourth Proportional to 180,214.20, 248,685.51 and 99,637.02

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Solution

The fourth proportional to 180,214.20, 248,685.51 and 99,637.02 is: 137,493.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,214.20 : 248,685.51 = 99,637.02 : x
  2. Step 2: Convert to fraction form
    180,214.20/248,685.51 = 99,637.02/x
  3. Step 3: Cross multiply
    180,214.20x = 248,685.51 × 99,637.02
  4. Step 4: Simplify right side
    180,214.20x = 24,778,283,133.58
  5. Step 5: Solve for x
    x = 24,778,283,133.58/180,214.20
  6. Step 6: Final answer
    x = 137,493.51

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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.