Home / 130,153.32-195,059.34-74,019.24

Finding the Fourth Proportional to 130,153.32, 195,059.34 and 74,019.24

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Solution

The fourth proportional to 130,153.32, 195,059.34 and 74,019.24 is: 110,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,153.32 : 195,059.34 = 74,019.24 : x
  2. Step 2: Convert to fraction form
    130,153.32/195,059.34 = 74,019.24/x
  3. Step 3: Cross multiply
    130,153.32x = 195,059.34 × 74,019.24
  4. Step 4: Simplify right side
    130,153.32x = 14,438,144,101.70
  5. Step 5: Solve for x
    x = 14,438,144,101.70/130,153.32
  6. Step 6: Final answer
    x = 110,931.82

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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.