Home / 94,981.47-131,673.83-89,925.45

Finding the Fourth Proportional to 94,981.47, 131,673.83 and 89,925.45

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Solution

The fourth proportional to 94,981.47, 131,673.83 and 89,925.45 is: 124,664.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,981.47 : 131,673.83 = 89,925.45 : x
  2. Step 2: Convert to fraction form
    94,981.47/131,673.83 = 89,925.45/x
  3. Step 3: Cross multiply
    94,981.47x = 131,673.83 × 89,925.45
  4. Step 4: Simplify right side
    94,981.47x = 11,840,828,415.97
  5. Step 5: Solve for x
    x = 11,840,828,415.97/94,981.47
  6. Step 6: Final answer
    x = 124,664.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.