Home / 191,904.40-264,828.32-105,861.44

Finding the Fourth Proportional to 191,904.40, 264,828.32 and 105,861.44

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Solution

The fourth proportional to 191,904.40, 264,828.32 and 105,861.44 is: 146,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,904.40 : 264,828.32 = 105,861.44 : x
  2. Step 2: Convert to fraction form
    191,904.40/264,828.32 = 105,861.44/x
  3. Step 3: Cross multiply
    191,904.40x = 264,828.32 × 105,861.44
  4. Step 4: Simplify right side
    191,904.40x = 28,035,107,307.98
  5. Step 5: Solve for x
    x = 28,035,107,307.98/191,904.40
  6. Step 6: Final answer
    x = 146,088.92

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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.