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Finding the Fourth Proportional to 114,348.28, 157,801.08 and 64,047.28

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Solution

The fourth proportional to 114,348.28, 157,801.08 and 64,047.28 is: 88,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,348.28 : 157,801.08 = 64,047.28 : x
  2. Step 2: Convert to fraction form
    114,348.28/157,801.08 = 64,047.28/x
  3. Step 3: Cross multiply
    114,348.28x = 157,801.08 × 64,047.28
  4. Step 4: Simplify right side
    114,348.28x = 10,106,729,955.06
  5. Step 5: Solve for x
    x = 10,106,729,955.06/114,348.28
  6. Step 6: Final answer
    x = 88,385.50

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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.