Home / 149,605.40-224,220.99-74,746.51

Finding the Fourth Proportional to 149,605.40, 224,220.99 and 74,746.51

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Solution

The fourth proportional to 149,605.40, 224,220.99 and 74,746.51 is: 112,026.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,605.40 : 224,220.99 = 74,746.51 : x
  2. Step 2: Convert to fraction form
    149,605.40/224,220.99 = 74,746.51/x
  3. Step 3: Cross multiply
    149,605.40x = 224,220.99 × 74,746.51
  4. Step 4: Simplify right side
    149,605.40x = 16,759,735,350.14
  5. Step 5: Solve for x
    x = 16,759,735,350.14/149,605.40
  6. Step 6: Final answer
    x = 112,026.27

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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.