Home / 114,387.28-171,603.84-39,510.16

Finding the Fourth Proportional to 114,387.28, 171,603.84 and 39,510.16

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Solution

The fourth proportional to 114,387.28, 171,603.84 and 39,510.16 is: 59,273.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,387.28 : 171,603.84 = 39,510.16 : x
  2. Step 2: Convert to fraction form
    114,387.28/171,603.84 = 39,510.16/x
  3. Step 3: Cross multiply
    114,387.28x = 171,603.84 × 39,510.16
  4. Step 4: Simplify right side
    114,387.28x = 6,780,095,175.01
  5. Step 5: Solve for x
    x = 6,780,095,175.01/114,387.28
  6. Step 6: Final answer
    x = 59,273.16

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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.