Home / 231,528.96-319,161.60-181,140.48

Finding the Fourth Proportional to 231,528.96, 319,161.60 and 181,140.48

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Solution

The fourth proportional to 231,528.96, 319,161.60 and 181,140.48 is: 249,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,528.96 : 319,161.60 = 181,140.48 : x
  2. Step 2: Convert to fraction form
    231,528.96/319,161.60 = 181,140.48/x
  3. Step 3: Cross multiply
    231,528.96x = 319,161.60 × 181,140.48
  4. Step 4: Simplify right side
    231,528.96x = 57,813,085,421.57
  5. Step 5: Solve for x
    x = 57,813,085,421.57/231,528.96
  6. Step 6: Final answer
    x = 249,701.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.