Home / 199,435.23-275,322.20-154,011.24

Finding the Fourth Proportional to 199,435.23, 275,322.20 and 154,011.24

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Solution

The fourth proportional to 199,435.23, 275,322.20 and 154,011.24 is: 212,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,435.23 : 275,322.20 = 154,011.24 : x
  2. Step 2: Convert to fraction form
    199,435.23/275,322.20 = 154,011.24/x
  3. Step 3: Cross multiply
    199,435.23x = 275,322.20 × 154,011.24
  4. Step 4: Simplify right side
    199,435.23x = 42,402,712,651.47
  5. Step 5: Solve for x
    x = 42,402,712,651.47/199,435.23
  6. Step 6: Final answer
    x = 212,613.95

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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.