Home / 90,370.03-124,710.63-50,089.84

Finding the Fourth Proportional to 90,370.03, 124,710.63 and 50,089.84

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Solution

The fourth proportional to 90,370.03, 124,710.63 and 50,089.84 is: 69,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,370.03 : 124,710.63 = 50,089.84 : x
  2. Step 2: Convert to fraction form
    90,370.03/124,710.63 = 50,089.84/x
  3. Step 3: Cross multiply
    90,370.03x = 124,710.63 × 50,089.84
  4. Step 4: Simplify right side
    90,370.03x = 6,246,735,503.00
  5. Step 5: Solve for x
    x = 6,246,735,503.00/90,370.03
  6. Step 6: Final answer
    x = 69,123.97

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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.