Home / 302,561.10-453,841.65-125,195.40

Finding the Fourth Proportional to 302,561.10, 453,841.65 and 125,195.40

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Solution

The fourth proportional to 302,561.10, 453,841.65 and 125,195.40 is: 187,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,561.10 : 453,841.65 = 125,195.40 : x
  2. Step 2: Convert to fraction form
    302,561.10/453,841.65 = 125,195.40/x
  3. Step 3: Cross multiply
    302,561.10x = 453,841.65 × 125,195.40
  4. Step 4: Simplify right side
    302,561.10x = 56,818,886,908.41
  5. Step 5: Solve for x
    x = 56,818,886,908.41/302,561.10
  6. Step 6: Final answer
    x = 187,793.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.