Home / 149,964.30-224,861.40-61,113.78

Finding the Fourth Proportional to 149,964.30, 224,861.40 and 61,113.78

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Solution

The fourth proportional to 149,964.30, 224,861.40 and 61,113.78 is: 91,636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,964.30 : 224,861.40 = 61,113.78 : x
  2. Step 2: Convert to fraction form
    149,964.30/224,861.40 = 61,113.78/x
  3. Step 3: Cross multiply
    149,964.30x = 224,861.40 × 61,113.78
  4. Step 4: Simplify right side
    149,964.30x = 13,742,130,130.09
  5. Step 5: Solve for x
    x = 13,742,130,130.09/149,964.30
  6. Step 6: Final answer
    x = 91,636.01

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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.