Home / 263,637.96-363,818.40-142,776.42

Finding the Fourth Proportional to 263,637.96, 363,818.40 and 142,776.42

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Solution

The fourth proportional to 263,637.96, 363,818.40 and 142,776.42 is: 197,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,637.96 : 363,818.40 = 142,776.42 : x
  2. Step 2: Convert to fraction form
    263,637.96/363,818.40 = 142,776.42/x
  3. Step 3: Cross multiply
    263,637.96x = 363,818.40 × 142,776.42
  4. Step 4: Simplify right side
    263,637.96x = 51,944,688,682.13
  5. Step 5: Solve for x
    x = 51,944,688,682.13/263,637.96
  6. Step 6: Final answer
    x = 197,030.38

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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.