Home / 180,397.35-248,974.76-103,901.55

Finding the Fourth Proportional to 180,397.35, 248,974.76 and 103,901.55

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Solution

The fourth proportional to 180,397.35, 248,974.76 and 103,901.55 is: 143,399.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,397.35 : 248,974.76 = 103,901.55 : x
  2. Step 2: Convert to fraction form
    180,397.35/248,974.76 = 103,901.55/x
  3. Step 3: Cross multiply
    180,397.35x = 248,974.76 × 103,901.55
  4. Step 4: Simplify right side
    180,397.35x = 25,868,862,955.37
  5. Step 5: Solve for x
    x = 25,868,862,955.37/180,397.35
  6. Step 6: Final answer
    x = 143,399.35

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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.