Home / 152,951.85-211,014.65-112,761.16

Finding the Fourth Proportional to 152,951.85, 211,014.65 and 112,761.16

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Solution

The fourth proportional to 152,951.85, 211,014.65 and 112,761.16 is: 155,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,951.85 : 211,014.65 = 112,761.16 : x
  2. Step 2: Convert to fraction form
    152,951.85/211,014.65 = 112,761.16/x
  3. Step 3: Cross multiply
    152,951.85x = 211,014.65 × 112,761.16
  4. Step 4: Simplify right side
    152,951.85x = 23,794,256,465.36
  5. Step 5: Solve for x
    x = 23,794,256,465.36/152,951.85
  6. Step 6: Final answer
    x = 155,566.97

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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.