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Finding the Fourth Proportional to 70,307.60, 97,009.48 and 41,636.27

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Solution

The fourth proportional to 70,307.60, 97,009.48 and 41,636.27 is: 57,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,307.60 : 97,009.48 = 41,636.27 : x
  2. Step 2: Convert to fraction form
    70,307.60/97,009.48 = 41,636.27/x
  3. Step 3: Cross multiply
    70,307.60x = 97,009.48 × 41,636.27
  4. Step 4: Simplify right side
    70,307.60x = 4,039,112,901.84
  5. Step 5: Solve for x
    x = 4,039,112,901.84/70,307.60
  6. Step 6: Final answer
    x = 57,449.16

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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.