Home / 191,353.24-286,886.86-132,019.60

Finding the Fourth Proportional to 191,353.24, 286,886.86 and 132,019.60

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Solution

The fourth proportional to 191,353.24, 286,886.86 and 132,019.60 is: 197,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,353.24 : 286,886.86 = 132,019.60 : x
  2. Step 2: Convert to fraction form
    191,353.24/286,886.86 = 132,019.60/x
  3. Step 3: Cross multiply
    191,353.24x = 286,886.86 × 132,019.60
  4. Step 4: Simplify right side
    191,353.24x = 37,874,688,502.46
  5. Step 5: Solve for x
    x = 37,874,688,502.46/191,353.24
  6. Step 6: Final answer
    x = 197,930.74

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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.