Home / 103,045.29-154,568.34-36,486.24

Finding the Fourth Proportional to 103,045.29, 154,568.34 and 36,486.24

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Solution

The fourth proportional to 103,045.29, 154,568.34 and 36,486.24 is: 54,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,045.29 : 154,568.34 = 36,486.24 : x
  2. Step 2: Convert to fraction form
    103,045.29/154,568.34 = 36,486.24/x
  3. Step 3: Cross multiply
    103,045.29x = 154,568.34 × 36,486.24
  4. Step 4: Simplify right side
    103,045.29x = 5,639,617,549.64
  5. Step 5: Solve for x
    x = 5,639,617,549.64/103,045.29
  6. Step 6: Final answer
    x = 54,729.50

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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.