Home / 217,421.80-326,097.74-59,613.64

Finding the Fourth Proportional to 217,421.80, 326,097.74 and 59,613.64

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Solution

The fourth proportional to 217,421.80, 326,097.74 and 59,613.64 is: 89,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,421.80 : 326,097.74 = 59,613.64 : x
  2. Step 2: Convert to fraction form
    217,421.80/326,097.74 = 59,613.64/x
  3. Step 3: Cross multiply
    217,421.80x = 326,097.74 × 59,613.64
  4. Step 4: Simplify right side
    217,421.80x = 19,439,873,277.17
  5. Step 5: Solve for x
    x = 19,439,873,277.17/217,421.80
  6. Step 6: Final answer
    x = 89,410.87

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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.