Home / 149,715.20-224,313.60-97,097.60

Finding the Fourth Proportional to 149,715.20, 224,313.60 and 97,097.60

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Solution

The fourth proportional to 149,715.20, 224,313.60 and 97,097.60 is: 145,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,715.20 : 224,313.60 = 97,097.60 : x
  2. Step 2: Convert to fraction form
    149,715.20/224,313.60 = 97,097.60/x
  3. Step 3: Cross multiply
    149,715.20x = 224,313.60 × 97,097.60
  4. Step 4: Simplify right side
    149,715.20x = 21,780,312,207.36
  5. Step 5: Solve for x
    x = 21,780,312,207.36/149,715.20
  6. Step 6: Final answer
    x = 145,478.30

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1.5x scale

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.