Home / 103,343.04-142,602.34-58,026

Finding the Fourth Proportional to 103,343.04, 142,602.34 and 58,026

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Solution

The fourth proportional to 103,343.04, 142,602.34 and 58,026 is: 80,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,343.04 : 142,602.34 = 58,026 : x
  2. Step 2: Convert to fraction form
    103,343.04/142,602.34 = 58,026/x
  3. Step 3: Cross multiply
    103,343.04x = 142,602.34 × 58,026
  4. Step 4: Simplify right side
    103,343.04x = 8,274,643,380.84
  5. Step 5: Solve for x
    x = 8,274,643,380.84/103,343.04
  6. Step 6: Final answer
    x = 80,069.67

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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.