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Finding the Fourth Proportional to 183,767.74, 253,626.93 and 112,189.32

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Solution

The fourth proportional to 183,767.74, 253,626.93 and 112,189.32 is: 154,838.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,767.74 : 253,626.93 = 112,189.32 : x
  2. Step 2: Convert to fraction form
    183,767.74/253,626.93 = 112,189.32/x
  3. Step 3: Cross multiply
    183,767.74x = 253,626.93 × 112,189.32
  4. Step 4: Simplify right side
    183,767.74x = 28,454,232,810.39
  5. Step 5: Solve for x
    x = 28,454,232,810.39/183,767.74
  6. Step 6: Final answer
    x = 154,838.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.