Home / 94,193.40-129,994.13-53,919.80

Finding the Fourth Proportional to 94,193.40, 129,994.13 and 53,919.80

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Solution

The fourth proportional to 94,193.40, 129,994.13 and 53,919.80 is: 74,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,193.40 : 129,994.13 = 53,919.80 : x
  2. Step 2: Convert to fraction form
    94,193.40/129,994.13 = 53,919.80/x
  3. Step 3: Cross multiply
    94,193.40x = 129,994.13 × 53,919.80
  4. Step 4: Simplify right side
    94,193.40x = 7,009,257,490.77
  5. Step 5: Solve for x
    x = 7,009,257,490.77/94,193.40
  6. Step 6: Final answer
    x = 74,413.47

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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.