Home / 178,106.19-245,783.57-96,433.78

Finding the Fourth Proportional to 178,106.19, 245,783.57 and 96,433.78

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Solution

The fourth proportional to 178,106.19, 245,783.57 and 96,433.78 is: 133,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,106.19 : 245,783.57 = 96,433.78 : x
  2. Step 2: Convert to fraction form
    178,106.19/245,783.57 = 96,433.78/x
  3. Step 3: Cross multiply
    178,106.19x = 245,783.57 × 96,433.78
  4. Step 4: Simplify right side
    178,106.19x = 23,701,838,716.99
  5. Step 5: Solve for x
    x = 23,701,838,716.99/178,106.19
  6. Step 6: Final answer
    x = 133,077.01

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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.