Home / 60,622.42-83,693.64-40,513.36

Finding the Fourth Proportional to 60,622.42, 83,693.64 and 40,513.36

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Solution

The fourth proportional to 60,622.42, 83,693.64 and 40,513.36 is: 55,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,622.42 : 83,693.64 = 40,513.36 : x
  2. Step 2: Convert to fraction form
    60,622.42/83,693.64 = 40,513.36/x
  3. Step 3: Cross multiply
    60,622.42x = 83,693.64 × 40,513.36
  4. Step 4: Simplify right side
    60,622.42x = 3,390,710,567.03
  5. Step 5: Solve for x
    x = 3,390,710,567.03/60,622.42
  6. Step 6: Final answer
    x = 55,931.63

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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.