Home / 99,077.56-136,726.50-53,756.44

Finding the Fourth Proportional to 99,077.56, 136,726.50 and 53,756.44

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Solution

The fourth proportional to 99,077.56, 136,726.50 and 53,756.44 is: 74,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,077.56 : 136,726.50 = 53,756.44 : x
  2. Step 2: Convert to fraction form
    99,077.56/136,726.50 = 53,756.44/x
  3. Step 3: Cross multiply
    99,077.56x = 136,726.50 × 53,756.44
  4. Step 4: Simplify right side
    99,077.56x = 7,349,929,893.66
  5. Step 5: Solve for x
    x = 7,349,929,893.66/99,077.56
  6. Step 6: Final answer
    x = 74,183.60

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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.