Home / 113,823.76-157,092.63-63,526

Finding the Fourth Proportional to 113,823.76, 157,092.63 and 63,526

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Solution

The fourth proportional to 113,823.76, 157,092.63 and 63,526 is: 87,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.76 : 157,092.63 = 63,526 : x
  2. Step 2: Convert to fraction form
    113,823.76/157,092.63 = 63,526/x
  3. Step 3: Cross multiply
    113,823.76x = 157,092.63 × 63,526
  4. Step 4: Simplify right side
    113,823.76x = 9,979,466,413.38
  5. Step 5: Solve for x
    x = 9,979,466,413.38/113,823.76
  6. Step 6: Final answer
    x = 87,674.72

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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.