Home / 45,632.50-63,001.73-31,316.29

Finding the Fourth Proportional to 45,632.50, 63,001.73 and 31,316.29

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Solution

The fourth proportional to 45,632.50, 63,001.73 and 31,316.29 is: 43,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,632.50 : 63,001.73 = 31,316.29 : x
  2. Step 2: Convert to fraction form
    45,632.50/63,001.73 = 31,316.29/x
  3. Step 3: Cross multiply
    45,632.50x = 63,001.73 × 31,316.29
  4. Step 4: Simplify right side
    45,632.50x = 1,972,980,367.97
  5. Step 5: Solve for x
    x = 1,972,980,367.97/45,632.50
  6. Step 6: Final answer
    x = 43,236.30

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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.