Home / 134,051.24-201,105.78-45,302.78

Finding the Fourth Proportional to 134,051.24, 201,105.78 and 45,302.78

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Solution

The fourth proportional to 134,051.24, 201,105.78 and 45,302.78 is: 67,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,051.24 : 201,105.78 = 45,302.78 : x
  2. Step 2: Convert to fraction form
    134,051.24/201,105.78 = 45,302.78/x
  3. Step 3: Cross multiply
    134,051.24x = 201,105.78 × 45,302.78
  4. Step 4: Simplify right side
    134,051.24x = 9,110,650,908.07
  5. Step 5: Solve for x
    x = 9,110,650,908.07/134,051.24
  6. Step 6: Final answer
    x = 67,963.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.