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Finding the Fourth Proportional to 70,054.74, 96,688.08 and 41,762.25

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Solution

The fourth proportional to 70,054.74, 96,688.08 and 41,762.25 is: 57,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,054.74 : 96,688.08 = 41,762.25 : x
  2. Step 2: Convert to fraction form
    70,054.74/96,688.08 = 41,762.25/x
  3. Step 3: Cross multiply
    70,054.74x = 96,688.08 × 41,762.25
  4. Step 4: Simplify right side
    70,054.74x = 4,037,911,768.98
  5. Step 5: Solve for x
    x = 4,037,911,768.98/70,054.74
  6. Step 6: Final answer
    x = 57,639.38

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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.