Home / 56,457.42-77,911.66-38,551.98

Finding the Fourth Proportional to 56,457.42, 77,911.66 and 38,551.98

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Solution

The fourth proportional to 56,457.42, 77,911.66 and 38,551.98 is: 53,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,457.42 : 77,911.66 = 38,551.98 : x
  2. Step 2: Convert to fraction form
    56,457.42/77,911.66 = 38,551.98/x
  3. Step 3: Cross multiply
    56,457.42x = 77,911.66 × 38,551.98
  4. Step 4: Simplify right side
    56,457.42x = 3,003,648,758.09
  5. Step 5: Solve for x
    x = 3,003,648,758.09/56,457.42
  6. Step 6: Final answer
    x = 53,202.02

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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.