Home / 217,461.36-326,189.16-59,689.84

Finding the Fourth Proportional to 217,461.36, 326,189.16 and 59,689.84

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Solution

The fourth proportional to 217,461.36, 326,189.16 and 59,689.84 is: 89,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,461.36 : 326,189.16 = 59,689.84 : x
  2. Step 2: Convert to fraction form
    217,461.36/326,189.16 = 59,689.84/x
  3. Step 3: Cross multiply
    217,461.36x = 326,189.16 × 59,689.84
  4. Step 4: Simplify right side
    217,461.36x = 19,470,178,770.13
  5. Step 5: Solve for x
    x = 19,470,178,770.13/217,461.36
  6. Step 6: Final answer
    x = 89,533.97

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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.