Home / 110,865.65-152,971.94-63,106.43

Finding the Fourth Proportional to 110,865.65, 152,971.94 and 63,106.43

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Solution

The fourth proportional to 110,865.65, 152,971.94 and 63,106.43 is: 87,073.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,865.65 : 152,971.94 = 63,106.43 : x
  2. Step 2: Convert to fraction form
    110,865.65/152,971.94 = 63,106.43/x
  3. Step 3: Cross multiply
    110,865.65x = 152,971.94 × 63,106.43
  4. Step 4: Simplify right side
    110,865.65x = 9,653,512,416.48
  5. Step 5: Solve for x
    x = 9,653,512,416.48/110,865.65
  6. Step 6: Final answer
    x = 87,073.98

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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.