Home / 213,053.70-294,013.80-117,560.37

Finding the Fourth Proportional to 213,053.70, 294,013.80 and 117,560.37

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Solution

The fourth proportional to 213,053.70, 294,013.80 and 117,560.37 is: 162,233.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,053.70 : 294,013.80 = 117,560.37 : x
  2. Step 2: Convert to fraction form
    213,053.70/294,013.80 = 117,560.37/x
  3. Step 3: Cross multiply
    213,053.70x = 294,013.80 × 117,560.37
  4. Step 4: Simplify right side
    213,053.70x = 34,564,371,113.11
  5. Step 5: Solve for x
    x = 34,564,371,113.11/213,053.70
  6. Step 6: Final answer
    x = 162,233.14

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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.