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Finding the Fourth Proportional to 110,702.30, 152,768.30 and 62,955.63

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Solution

The fourth proportional to 110,702.30, 152,768.30 and 62,955.63 is: 86,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,702.30 : 152,768.30 = 62,955.63 : x
  2. Step 2: Convert to fraction form
    110,702.30/152,768.30 = 62,955.63/x
  3. Step 3: Cross multiply
    110,702.30x = 152,768.30 × 62,955.63
  4. Step 4: Simplify right side
    110,702.30x = 9,617,624,255.75
  5. Step 5: Solve for x
    x = 9,617,624,255.75/110,702.30
  6. Step 6: Final answer
    x = 86,878.27

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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.