Home / 76,001.91-104,880.81-41,545.11

Finding the Fourth Proportional to 76,001.91, 104,880.81 and 41,545.11

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Solution

The fourth proportional to 76,001.91, 104,880.81 and 41,545.11 is: 57,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,001.91 : 104,880.81 = 41,545.11 : x
  2. Step 2: Convert to fraction form
    76,001.91/104,880.81 = 41,545.11/x
  3. Step 3: Cross multiply
    76,001.91x = 104,880.81 × 41,545.11
  4. Step 4: Simplify right side
    76,001.91x = 4,357,284,580.61
  5. Step 5: Solve for x
    x = 4,357,284,580.61/76,001.91
  6. Step 6: Final answer
    x = 57,331.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.