Home / 62,440.51-86,141.77-40,935.42

Finding the Fourth Proportional to 62,440.51, 86,141.77 and 40,935.42

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Solution

The fourth proportional to 62,440.51, 86,141.77 and 40,935.42 is: 56,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,440.51 : 86,141.77 = 40,935.42 : x
  2. Step 2: Convert to fraction form
    62,440.51/86,141.77 = 40,935.42/x
  3. Step 3: Cross multiply
    62,440.51x = 86,141.77 × 40,935.42
  4. Step 4: Simplify right side
    62,440.51x = 3,526,249,534.49
  5. Step 5: Solve for x
    x = 3,526,249,534.49/62,440.51
  6. Step 6: Final answer
    x = 56,473.75

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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.