Home / 213,564.52-294,725.20-118,077.40

Finding the Fourth Proportional to 213,564.52, 294,725.20 and 118,077.40

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Solution

The fourth proportional to 213,564.52, 294,725.20 and 118,077.40 is: 162,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,564.52 : 294,725.20 = 118,077.40 : x
  2. Step 2: Convert to fraction form
    213,564.52/294,725.20 = 118,077.40/x
  3. Step 3: Cross multiply
    213,564.52x = 294,725.20 × 118,077.40
  4. Step 4: Simplify right side
    213,564.52x = 34,800,385,330.48
  5. Step 5: Solve for x
    x = 34,800,385,330.48/213,564.52
  6. Step 6: Final answer
    x = 162,950.22

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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.