Home / 90,327.10-124,659.06-50,053.50

Finding the Fourth Proportional to 90,327.10, 124,659.06 and 50,053.50

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Solution

The fourth proportional to 90,327.10, 124,659.06 and 50,053.50 is: 69,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,327.10 : 124,659.06 = 50,053.50 : x
  2. Step 2: Convert to fraction form
    90,327.10/124,659.06 = 50,053.50/x
  3. Step 3: Cross multiply
    90,327.10x = 124,659.06 × 50,053.50
  4. Step 4: Simplify right side
    90,327.10x = 6,239,622,259.71
  5. Step 5: Solve for x
    x = 6,239,622,259.71/90,327.10
  6. Step 6: Final answer
    x = 69,078.08

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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.