Home / 350,522.28-525,980.25-140,176.62

Finding the Fourth Proportional to 350,522.28, 525,980.25 and 140,176.62

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Solution

The fourth proportional to 350,522.28, 525,980.25 and 140,176.62 is: 210,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,522.28 : 525,980.25 = 140,176.62 : x
  2. Step 2: Convert to fraction form
    350,522.28/525,980.25 = 140,176.62/x
  3. Step 3: Cross multiply
    350,522.28x = 525,980.25 × 140,176.62
  4. Step 4: Simplify right side
    350,522.28x = 73,730,133,631.76
  5. Step 5: Solve for x
    x = 73,730,133,631.76/350,522.28
  6. Step 6: Final answer
    x = 210,343.64

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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.