Home / 217,748.81-326,623.23-59,977.28

Finding the Fourth Proportional to 217,748.81, 326,623.23 and 59,977.28

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Solution

The fourth proportional to 217,748.81, 326,623.23 and 59,977.28 is: 89,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,748.81 : 326,623.23 = 59,977.28 : x
  2. Step 2: Convert to fraction form
    217,748.81/326,623.23 = 59,977.28/x
  3. Step 3: Cross multiply
    217,748.81x = 326,623.23 × 59,977.28
  4. Step 4: Simplify right side
    217,748.81x = 19,589,973,736.77
  5. Step 5: Solve for x
    x = 19,589,973,736.77/217,748.81
  6. Step 6: Final answer
    x = 89,965.93

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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.