Home / 130,723.07-195,824.59-102,510.77

Finding the Fourth Proportional to 130,723.07, 195,824.59 and 102,510.77

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Solution

The fourth proportional to 130,723.07, 195,824.59 and 102,510.77 is: 153,562.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,723.07 : 195,824.59 = 102,510.77 : x
  2. Step 2: Convert to fraction form
    130,723.07/195,824.59 = 102,510.77/x
  3. Step 3: Cross multiply
    130,723.07x = 195,824.59 × 102,510.77
  4. Step 4: Simplify right side
    130,723.07x = 20,074,128,270.43
  5. Step 5: Solve for x
    x = 20,074,128,270.43/130,723.07
  6. Step 6: Final answer
    x = 153,562.25

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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.