Home / 62,136.23-93,112.18-45,639.59

Finding the Fourth Proportional to 62,136.23, 93,112.18 and 45,639.59

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Solution

The fourth proportional to 62,136.23, 93,112.18 and 45,639.59 is: 68,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136.23 : 93,112.18 = 45,639.59 : x
  2. Step 2: Convert to fraction form
    62,136.23/93,112.18 = 45,639.59/x
  3. Step 3: Cross multiply
    62,136.23x = 93,112.18 × 45,639.59
  4. Step 4: Simplify right side
    62,136.23x = 4,249,601,139.55
  5. Step 5: Solve for x
    x = 4,249,601,139.55/62,136.23
  6. Step 6: Final answer
    x = 68,391.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.