Home / 130,293.10-195,185.12-89,759.46

Finding the Fourth Proportional to 130,293.10, 195,185.12 and 89,759.46

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Solution

The fourth proportional to 130,293.10, 195,185.12 and 89,759.46 is: 134,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,293.10 : 195,185.12 = 89,759.46 : x
  2. Step 2: Convert to fraction form
    130,293.10/195,185.12 = 89,759.46/x
  3. Step 3: Cross multiply
    130,293.10x = 195,185.12 × 89,759.46
  4. Step 4: Simplify right side
    130,293.10x = 17,519,710,522.44
  5. Step 5: Solve for x
    x = 17,519,710,522.44/130,293.10
  6. Step 6: Final answer
    x = 134,463.84

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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.