Home / 217,451.74-326,127.12-59,692.90

Finding the Fourth Proportional to 217,451.74, 326,127.12 and 59,692.90

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Solution

The fourth proportional to 217,451.74, 326,127.12 and 59,692.90 is: 89,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,451.74 : 326,127.12 = 59,692.90 : x
  2. Step 2: Convert to fraction form
    217,451.74/326,127.12 = 59,692.90/x
  3. Step 3: Cross multiply
    217,451.74x = 326,127.12 × 59,692.90
  4. Step 4: Simplify right side
    217,451.74x = 19,467,473,561.45
  5. Step 5: Solve for x
    x = 19,467,473,561.45/217,451.74
  6. Step 6: Final answer
    x = 89,525.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.