Home / 61,707.32-85,156.70-33,413.61

Finding the Fourth Proportional to 61,707.32, 85,156.70 and 33,413.61

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Solution

The fourth proportional to 61,707.32, 85,156.70 and 33,413.61 is: 46,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,707.32 : 85,156.70 = 33,413.61 : x
  2. Step 2: Convert to fraction form
    61,707.32/85,156.70 = 33,413.61/x
  3. Step 3: Cross multiply
    61,707.32x = 85,156.70 × 33,413.61
  4. Step 4: Simplify right side
    61,707.32x = 2,845,392,762.69
  5. Step 5: Solve for x
    x = 2,845,392,762.69/61,707.32
  6. Step 6: Final answer
    x = 46,111.11

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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.