Home / 205,994.10-284,300.65-148,818.40

Finding the Fourth Proportional to 205,994.10, 284,300.65 and 148,818.40

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Solution

The fourth proportional to 205,994.10, 284,300.65 and 148,818.40 is: 205,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,994.10 : 284,300.65 = 148,818.40 : x
  2. Step 2: Convert to fraction form
    205,994.10/284,300.65 = 148,818.40/x
  3. Step 3: Cross multiply
    205,994.10x = 284,300.65 × 148,818.40
  4. Step 4: Simplify right side
    205,994.10x = 42,309,167,327.23
  5. Step 5: Solve for x
    x = 42,309,167,327.23/205,994.10
  6. Step 6: Final answer
    x = 205,390.19

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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.