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Finding the Fourth Proportional to 168,762.84, 232,885.74 and 97,145.40

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Solution

The fourth proportional to 168,762.84, 232,885.74 and 97,145.40 is: 134,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,762.84 : 232,885.74 = 97,145.40 : x
  2. Step 2: Convert to fraction form
    168,762.84/232,885.74 = 97,145.40/x
  3. Step 3: Cross multiply
    168,762.84x = 232,885.74 × 97,145.40
  4. Step 4: Simplify right side
    168,762.84x = 22,623,778,366.60
  5. Step 5: Solve for x
    x = 22,623,778,366.60/168,762.84
  6. Step 6: Final answer
    x = 134,056.63

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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.