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Finding the Fourth Proportional to 38,953, 53,763.54 and 24,802.60

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Solution

The fourth proportional to 38,953, 53,763.54 and 24,802.60 is: 34,232.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,953 : 53,763.54 = 24,802.60 : x
  2. Step 2: Convert to fraction form
    38,953/53,763.54 = 24,802.60/x
  3. Step 3: Cross multiply
    38,953x = 53,763.54 × 24,802.60
  4. Step 4: Simplify right side
    38,953x = 1,333,475,577.20
  5. Step 5: Solve for x
    x = 1,333,475,577.20/38,953
  6. Step 6: Final answer
    x = 34,232.94

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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.