Home / 124,001.07-171,122.69-67,413.66

Finding the Fourth Proportional to 124,001.07, 171,122.69 and 67,413.66

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Solution

The fourth proportional to 124,001.07, 171,122.69 and 67,413.66 is: 93,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,001.07 : 171,122.69 = 67,413.66 : x
  2. Step 2: Convert to fraction form
    124,001.07/171,122.69 = 67,413.66/x
  3. Step 3: Cross multiply
    124,001.07x = 171,122.69 × 67,413.66
  4. Step 4: Simplify right side
    124,001.07x = 11,536,006,841.95
  5. Step 5: Solve for x
    x = 11,536,006,841.95/124,001.07
  6. Step 6: Final answer
    x = 93,031.51

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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.