Home / 191,484.10-264,159.38-123,523

Finding the Fourth Proportional to 191,484.10, 264,159.38 and 123,523

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Solution

The fourth proportional to 191,484.10, 264,159.38 and 123,523 is: 170,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,484.10 : 264,159.38 = 123,523 : x
  2. Step 2: Convert to fraction form
    191,484.10/264,159.38 = 123,523/x
  3. Step 3: Cross multiply
    191,484.10x = 264,159.38 × 123,523
  4. Step 4: Simplify right side
    191,484.10x = 32,629,759,095.74
  5. Step 5: Solve for x
    x = 32,629,759,095.74/191,484.10
  6. Step 6: Final answer
    x = 170,404.54

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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.