Home / 186,296.16-257,089.68-101,413.92

Finding the Fourth Proportional to 186,296.16, 257,089.68 and 101,413.92

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Solution

The fourth proportional to 186,296.16, 257,089.68 and 101,413.92 is: 139,951.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,296.16 : 257,089.68 = 101,413.92 : x
  2. Step 2: Convert to fraction form
    186,296.16/257,089.68 = 101,413.92/x
  3. Step 3: Cross multiply
    186,296.16x = 257,089.68 × 101,413.92
  4. Step 4: Simplify right side
    186,296.16x = 26,072,472,240.35
  5. Step 5: Solve for x
    x = 26,072,472,240.35/186,296.16
  6. Step 6: Final answer
    x = 139,951.74

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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.