Home / 217,439.10-326,143.98-59,654.34

Finding the Fourth Proportional to 217,439.10, 326,143.98 and 59,654.34

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Solution

The fourth proportional to 217,439.10, 326,143.98 and 59,654.34 is: 89,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,439.10 : 326,143.98 = 59,654.34 : x
  2. Step 2: Convert to fraction form
    217,439.10/326,143.98 = 59,654.34/x
  3. Step 3: Cross multiply
    217,439.10x = 326,143.98 × 59,654.34
  4. Step 4: Simplify right side
    217,439.10x = 19,455,903,871.87
  5. Step 5: Solve for x
    x = 19,455,903,871.87/217,439.10
  6. Step 6: Final answer
    x = 89,477.49

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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.