Home / 90,026.56-124,229.48-52,303.28

Finding the Fourth Proportional to 90,026.56, 124,229.48 and 52,303.28

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Solution

The fourth proportional to 90,026.56, 124,229.48 and 52,303.28 is: 72,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,026.56 : 124,229.48 = 52,303.28 : x
  2. Step 2: Convert to fraction form
    90,026.56/124,229.48 = 52,303.28/x
  3. Step 3: Cross multiply
    90,026.56x = 124,229.48 × 52,303.28
  4. Step 4: Simplify right side
    90,026.56x = 6,497,609,276.69
  5. Step 5: Solve for x
    x = 6,497,609,276.69/90,026.56
  6. Step 6: Final answer
    x = 72,174.36

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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.