Home / 130,800.13-196,316.84-60,718.93

Finding the Fourth Proportional to 130,800.13, 196,316.84 and 60,718.93

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Solution

The fourth proportional to 130,800.13, 196,316.84 and 60,718.93 is: 91,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,800.13 : 196,316.84 = 60,718.93 : x
  2. Step 2: Convert to fraction form
    130,800.13/196,316.84 = 60,718.93/x
  3. Step 3: Cross multiply
    130,800.13x = 196,316.84 × 60,718.93
  4. Step 4: Simplify right side
    130,800.13x = 11,920,148,465.78
  5. Step 5: Solve for x
    x = 11,920,148,465.78/130,800.13
  6. Step 6: Final answer
    x = 91,132.54

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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.