Home / 132,127.02-182,322.97-74,771.57

Finding the Fourth Proportional to 132,127.02, 182,322.97 and 74,771.57

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Solution

The fourth proportional to 132,127.02, 182,322.97 and 74,771.57 is: 103,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.02 : 182,322.97 = 74,771.57 : x
  2. Step 2: Convert to fraction form
    132,127.02/182,322.97 = 74,771.57/x
  3. Step 3: Cross multiply
    132,127.02x = 182,322.97 × 74,771.57
  4. Step 4: Simplify right side
    132,127.02x = 13,632,574,982.84
  5. Step 5: Solve for x
    x = 13,632,574,982.84/132,127.02
  6. Step 6: Final answer
    x = 103,177.80

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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.