Home / 127,834.63-176,413.14-70,476.00

Finding the Fourth Proportional to 127,834.63, 176,413.14 and 70,476.00

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Solution

The fourth proportional to 127,834.63, 176,413.14 and 70,476.00 is: 97,257.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,834.63 : 176,413.14 = 70,476.00 : x
  2. Step 2: Convert to fraction form
    127,834.63/176,413.14 = 70,476.00/x
  3. Step 3: Cross multiply
    127,834.63x = 176,413.14 × 70,476.00
  4. Step 4: Simplify right side
    127,834.63x = 12,432,892,707.63
  5. Step 5: Solve for x
    x = 12,432,892,707.63/127,834.63
  6. Step 6: Final answer
    x = 97,257.63

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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.