Home / 300,348.18-450,537.24-89,966.07

Finding the Fourth Proportional to 300,348.18, 450,537.24 and 89,966.07

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Solution

The fourth proportional to 300,348.18, 450,537.24 and 89,966.07 is: 134,953.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,348.18 : 450,537.24 = 89,966.07 : x
  2. Step 2: Convert to fraction form
    300,348.18/450,537.24 = 89,966.07/x
  3. Step 3: Cross multiply
    300,348.18x = 450,537.24 × 89,966.07
  4. Step 4: Simplify right side
    300,348.18x = 40,533,064,871.45
  5. Step 5: Solve for x
    x = 40,533,064,871.45/300,348.18
  6. Step 6: Final answer
    x = 134,953.59

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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.