Home / 217,335.36-326,000.40-59,563.68

Finding the Fourth Proportional to 217,335.36, 326,000.40 and 59,563.68

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Solution

The fourth proportional to 217,335.36, 326,000.40 and 59,563.68 is: 89,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,335.36 : 326,000.40 = 59,563.68 : x
  2. Step 2: Convert to fraction form
    217,335.36/326,000.40 = 59,563.68/x
  3. Step 3: Cross multiply
    217,335.36x = 326,000.40 × 59,563.68
  4. Step 4: Simplify right side
    217,335.36x = 19,417,783,505.47
  5. Step 5: Solve for x
    x = 19,417,783,505.47/217,335.36
  6. Step 6: Final answer
    x = 89,344.80

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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.