Home / 54,598.60-75,345.81-30,725.67

Finding the Fourth Proportional to 54,598.60, 75,345.81 and 30,725.67

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Solution

The fourth proportional to 54,598.60, 75,345.81 and 30,725.67 is: 42,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,598.60 : 75,345.81 = 30,725.67 : x
  2. Step 2: Convert to fraction form
    54,598.60/75,345.81 = 30,725.67/x
  3. Step 3: Cross multiply
    54,598.60x = 75,345.81 × 30,725.67
  4. Step 4: Simplify right side
    54,598.60x = 2,315,050,493.94
  5. Step 5: Solve for x
    x = 2,315,050,493.94/54,598.60
  6. Step 6: Final answer
    x = 42,401.28

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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.