Home / 110,782.08-152,882.64-63,042.30

Finding the Fourth Proportional to 110,782.08, 152,882.64 and 63,042.30

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Solution

The fourth proportional to 110,782.08, 152,882.64 and 63,042.30 is: 87,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,782.08 : 152,882.64 = 63,042.30 : x
  2. Step 2: Convert to fraction form
    110,782.08/152,882.64 = 63,042.30/x
  3. Step 3: Cross multiply
    110,782.08x = 152,882.64 × 63,042.30
  4. Step 4: Simplify right side
    110,782.08x = 9,638,073,255.67
  5. Step 5: Solve for x
    x = 9,638,073,255.67/110,782.08
  6. Step 6: Final answer
    x = 87,000.29

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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.