Home / 118,017.19-177,180.10-70,073.30

Finding the Fourth Proportional to 118,017.19, 177,180.10 and 70,073.30

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Solution

The fourth proportional to 118,017.19, 177,180.10 and 70,073.30 is: 105,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,017.19 : 177,180.10 = 70,073.30 : x
  2. Step 2: Convert to fraction form
    118,017.19/177,180.10 = 70,073.30/x
  3. Step 3: Cross multiply
    118,017.19x = 177,180.10 × 70,073.30
  4. Step 4: Simplify right side
    118,017.19x = 12,415,594,301.33
  5. Step 5: Solve for x
    x = 12,415,594,301.33/118,017.19
  6. Step 6: Final answer
    x = 105,201.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.