Home / 149,566.70-224,459.40-99,630.20

Finding the Fourth Proportional to 149,566.70, 224,459.40 and 99,630.20

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Solution

The fourth proportional to 149,566.70, 224,459.40 and 99,630.20 is: 149,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,566.70 : 224,459.40 = 99,630.20 : x
  2. Step 2: Convert to fraction form
    149,566.70/224,459.40 = 99,630.20/x
  3. Step 3: Cross multiply
    149,566.70x = 224,459.40 × 99,630.20
  4. Step 4: Simplify right side
    149,566.70x = 22,362,934,913.88
  5. Step 5: Solve for x
    x = 22,362,934,913.88/149,566.70
  6. Step 6: Final answer
    x = 149,518.14

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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.