Home / 191,349.48-286,881.24-132,015.84

Finding the Fourth Proportional to 191,349.48, 286,881.24 and 132,015.84

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Solution

The fourth proportional to 191,349.48, 286,881.24 and 132,015.84 is: 197,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,349.48 : 286,881.24 = 132,015.84 : x
  2. Step 2: Convert to fraction form
    191,349.48/286,881.24 = 132,015.84/x
  3. Step 3: Cross multiply
    191,349.48x = 286,881.24 × 132,015.84
  4. Step 4: Simplify right side
    191,349.48x = 37,872,867,878.84
  5. Step 5: Solve for x
    x = 37,872,867,878.84/191,349.48
  6. Step 6: Final answer
    x = 197,925.12

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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.