Home / 110,953.20-153,116.34-63,205.80

Finding the Fourth Proportional to 110,953.20, 153,116.34 and 63,205.80

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Solution

The fourth proportional to 110,953.20, 153,116.34 and 63,205.80 is: 87,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,953.20 : 153,116.34 = 63,205.80 : x
  2. Step 2: Convert to fraction form
    110,953.20/153,116.34 = 63,205.80/x
  3. Step 3: Cross multiply
    110,953.20x = 153,116.34 × 63,205.80
  4. Step 4: Simplify right side
    110,953.20x = 9,677,840,762.77
  5. Step 5: Solve for x
    x = 9,677,840,762.77/110,953.20
  6. Step 6: Final answer
    x = 87,224.53

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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.