Home / 191,934.19-264,869.54-107,056.72

Finding the Fourth Proportional to 191,934.19, 264,869.54 and 107,056.72

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Solution

The fourth proportional to 191,934.19, 264,869.54 and 107,056.72 is: 147,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,934.19 : 264,869.54 = 107,056.72 : x
  2. Step 2: Convert to fraction form
    191,934.19/264,869.54 = 107,056.72/x
  3. Step 3: Cross multiply
    191,934.19x = 264,869.54 × 107,056.72
  4. Step 4: Simplify right side
    191,934.19x = 28,356,064,180.31
  5. Step 5: Solve for x
    x = 28,356,064,180.31/191,934.19
  6. Step 6: Final answer
    x = 147,738.47

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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.