Home / 142,426.26-213,656.67-48,952.98

Finding the Fourth Proportional to 142,426.26, 213,656.67 and 48,952.98

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Solution

The fourth proportional to 142,426.26, 213,656.67 and 48,952.98 is: 73,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,426.26 : 213,656.67 = 48,952.98 : x
  2. Step 2: Convert to fraction form
    142,426.26/213,656.67 = 48,952.98/x
  3. Step 3: Cross multiply
    142,426.26x = 213,656.67 × 48,952.98
  4. Step 4: Simplify right side
    142,426.26x = 10,459,130,693.38
  5. Step 5: Solve for x
    x = 10,459,130,693.38/142,426.26
  6. Step 6: Final answer
    x = 73,435.41

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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.