Home / 38,417.11-57,369.53-36,448.81

Finding the Fourth Proportional to 38,417.11, 57,369.53 and 36,448.81

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Solution

The fourth proportional to 38,417.11, 57,369.53 and 36,448.81 is: 54,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,417.11 : 57,369.53 = 36,448.81 : x
  2. Step 2: Convert to fraction form
    38,417.11/57,369.53 = 36,448.81/x
  3. Step 3: Cross multiply
    38,417.11x = 57,369.53 × 36,448.81
  4. Step 4: Simplify right side
    38,417.11x = 2,091,051,098.76
  5. Step 5: Solve for x
    x = 2,091,051,098.76/38,417.11
  6. Step 6: Final answer
    x = 54,430.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.