Home / 191,948.34-264,886.95-105,908.12

Finding the Fourth Proportional to 191,948.34, 264,886.95 and 105,908.12

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Solution

The fourth proportional to 191,948.34, 264,886.95 and 105,908.12 is: 146,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,948.34 : 264,886.95 = 105,908.12 : x
  2. Step 2: Convert to fraction form
    191,948.34/264,886.95 = 105,908.12/x
  3. Step 3: Cross multiply
    191,948.34x = 264,886.95 × 105,908.12
  4. Step 4: Simplify right side
    191,948.34x = 28,053,677,562.60
  5. Step 5: Solve for x
    x = 28,053,677,562.60/191,948.34
  6. Step 6: Final answer
    x = 146,152.23

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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.