Home / 121,783.55-182,628.59-41,806.62

Finding the Fourth Proportional to 121,783.55, 182,628.59 and 41,806.62

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Solution

The fourth proportional to 121,783.55, 182,628.59 and 41,806.62 is: 62,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,783.55 : 182,628.59 = 41,806.62 : x
  2. Step 2: Convert to fraction form
    121,783.55/182,628.59 = 41,806.62/x
  3. Step 3: Cross multiply
    121,783.55x = 182,628.59 × 41,806.62
  4. Step 4: Simplify right side
    121,783.55x = 7,635,083,854.23
  5. Step 5: Solve for x
    x = 7,635,083,854.23/121,783.55
  6. Step 6: Final answer
    x = 62,693.89

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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.