Home / 132,936.65-183,454.76-72,507.29

Finding the Fourth Proportional to 132,936.65, 183,454.76 and 72,507.29

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Solution

The fourth proportional to 132,936.65, 183,454.76 and 72,507.29 is: 100,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,936.65 : 183,454.76 = 72,507.29 : x
  2. Step 2: Convert to fraction form
    132,936.65/183,454.76 = 72,507.29/x
  3. Step 3: Cross multiply
    132,936.65x = 183,454.76 × 72,507.29
  4. Step 4: Simplify right side
    132,936.65x = 13,301,807,485.20
  5. Step 5: Solve for x
    x = 13,301,807,485.20/132,936.65
  6. Step 6: Final answer
    x = 100,061.25

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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.