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Finding the Fourth Proportional to 114,273, 157,696.74 and 63,973.08

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Solution

The fourth proportional to 114,273, 157,696.74 and 63,973.08 is: 88,282.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,273 : 157,696.74 = 63,973.08 : x
  2. Step 2: Convert to fraction form
    114,273/157,696.74 = 63,973.08/x
  3. Step 3: Cross multiply
    114,273x = 157,696.74 × 63,973.08
  4. Step 4: Simplify right side
    114,273x = 10,088,346,163.76
  5. Step 5: Solve for x
    x = 10,088,346,163.76/114,273
  6. Step 6: Final answer
    x = 88,282.85

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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.