Home / 96,618.65-133,340.56-53,611.90

Finding the Fourth Proportional to 96,618.65, 133,340.56 and 53,611.90

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Solution

The fourth proportional to 96,618.65, 133,340.56 and 53,611.90 is: 73,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,618.65 : 133,340.56 = 53,611.90 : x
  2. Step 2: Convert to fraction form
    96,618.65/133,340.56 = 53,611.90/x
  3. Step 3: Cross multiply
    96,618.65x = 133,340.56 × 53,611.90
  4. Step 4: Simplify right side
    96,618.65x = 7,148,640,301.28
  5. Step 5: Solve for x
    x = 7,148,640,301.28/96,618.65
  6. Step 6: Final answer
    x = 73,988.21

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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.