Home / 133,047.24-183,570.12-75,687.08

Finding the Fourth Proportional to 133,047.24, 183,570.12 and 75,687.08

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Solution

The fourth proportional to 133,047.24, 183,570.12 and 75,687.08 is: 104,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,047.24 : 183,570.12 = 75,687.08 : x
  2. Step 2: Convert to fraction form
    133,047.24/183,570.12 = 75,687.08/x
  3. Step 3: Cross multiply
    133,047.24x = 183,570.12 × 75,687.08
  4. Step 4: Simplify right side
    133,047.24x = 13,893,886,358.05
  5. Step 5: Solve for x
    x = 13,893,886,358.05/133,047.24
  6. Step 6: Final answer
    x = 104,428.22

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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.