Home / 87,018.23-130,527.46-23,838.91

Finding the Fourth Proportional to 87,018.23, 130,527.46 and 23,838.91

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Solution

The fourth proportional to 87,018.23, 130,527.46 and 23,838.91 is: 35,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,018.23 : 130,527.46 = 23,838.91 : x
  2. Step 2: Convert to fraction form
    87,018.23/130,527.46 = 23,838.91/x
  3. Step 3: Cross multiply
    87,018.23x = 130,527.46 × 23,838.91
  4. Step 4: Simplify right side
    87,018.23x = 3,111,632,371.47
  5. Step 5: Solve for x
    x = 3,111,632,371.47/87,018.23
  6. Step 6: Final answer
    x = 35,758.40

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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.