Home / 191,069.16-286,753.02-132,316.68

Finding the Fourth Proportional to 191,069.16, 286,753.02 and 132,316.68

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Solution

The fourth proportional to 191,069.16, 286,753.02 and 132,316.68 is: 198,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,069.16 : 286,753.02 = 132,316.68 : x
  2. Step 2: Convert to fraction form
    191,069.16/286,753.02 = 132,316.68/x
  3. Step 3: Cross multiply
    191,069.16x = 286,753.02 × 132,316.68
  4. Step 4: Simplify right side
    191,069.16x = 37,942,207,586.37
  5. Step 5: Solve for x
    x = 37,942,207,586.37/191,069.16
  6. Step 6: Final answer
    x = 198,578.40

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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.