Home / 145,053.34-217,580.97-39,883.42

Finding the Fourth Proportional to 145,053.34, 217,580.97 and 39,883.42

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Solution

The fourth proportional to 145,053.34, 217,580.97 and 39,883.42 is: 59,825.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,053.34 : 217,580.97 = 39,883.42 : x
  2. Step 2: Convert to fraction form
    145,053.34/217,580.97 = 39,883.42/x
  3. Step 3: Cross multiply
    145,053.34x = 217,580.97 × 39,883.42
  4. Step 4: Simplify right side
    145,053.34x = 8,677,873,210.52
  5. Step 5: Solve for x
    x = 8,677,873,210.52/145,053.34
  6. Step 6: Final answer
    x = 59,825.39

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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.