Home / 147,564.60-221,346.90-49,068.60

Finding the Fourth Proportional to 147,564.60, 221,346.90 and 49,068.60

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Solution

The fourth proportional to 147,564.60, 221,346.90 and 49,068.60 is: 73,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,564.60 : 221,346.90 = 49,068.60 : x
  2. Step 2: Convert to fraction form
    147,564.60/221,346.90 = 49,068.60/x
  3. Step 3: Cross multiply
    147,564.60x = 221,346.90 × 49,068.60
  4. Step 4: Simplify right side
    147,564.60x = 10,861,182,497.34
  5. Step 5: Solve for x
    x = 10,861,182,497.34/147,564.60
  6. Step 6: Final answer
    x = 73,602.90

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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.