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Finding the Fourth Proportional to 110,483.48, 152,461.79 and 62,735.80

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Solution

The fourth proportional to 110,483.48, 152,461.79 and 62,735.80 is: 86,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,483.48 : 152,461.79 = 62,735.80 : x
  2. Step 2: Convert to fraction form
    110,483.48/152,461.79 = 62,735.80/x
  3. Step 3: Cross multiply
    110,483.48x = 152,461.79 × 62,735.80
  4. Step 4: Simplify right side
    110,483.48x = 9,564,812,365.08
  5. Step 5: Solve for x
    x = 9,564,812,365.08/110,483.48
  6. Step 6: Final answer
    x = 86,572.33

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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.