Home / 127,663.65-191,413.26-61,102.17

Finding the Fourth Proportional to 127,663.65, 191,413.26 and 61,102.17

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Solution

The fourth proportional to 127,663.65, 191,413.26 and 61,102.17 is: 91,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,663.65 : 191,413.26 = 61,102.17 : x
  2. Step 2: Convert to fraction form
    127,663.65/191,413.26 = 61,102.17/x
  3. Step 3: Cross multiply
    127,663.65x = 191,413.26 × 61,102.17
  4. Step 4: Simplify right side
    127,663.65x = 11,695,765,552.77
  5. Step 5: Solve for x
    x = 11,695,765,552.77/127,663.65
  6. Step 6: Final answer
    x = 91,613.91

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1.5x scale

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.