Home / 191,488.02-264,251.16-105,445.17

Finding the Fourth Proportional to 191,488.02, 264,251.16 and 105,445.17

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Solution

The fourth proportional to 191,488.02, 264,251.16 and 105,445.17 is: 145,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,488.02 : 264,251.16 = 105,445.17 : x
  2. Step 2: Convert to fraction form
    191,488.02/264,251.16 = 105,445.17/x
  3. Step 3: Cross multiply
    191,488.02x = 264,251.16 × 105,445.17
  4. Step 4: Simplify right side
    191,488.02x = 27,864,008,488.90
  5. Step 5: Solve for x
    x = 27,864,008,488.90/191,488.02
  6. Step 6: Final answer
    x = 145,513.06

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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.