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Finding the Fourth Proportional to 162,615.15, 243,862.02 and 55,968.93

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Solution

The fourth proportional to 162,615.15, 243,862.02 and 55,968.93 is: 83,932.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,615.15 : 243,862.02 = 55,968.93 : x
  2. Step 2: Convert to fraction form
    162,615.15/243,862.02 = 55,968.93/x
  3. Step 3: Cross multiply
    162,615.15x = 243,862.02 × 55,968.93
  4. Step 4: Simplify right side
    162,615.15x = 13,648,696,327.04
  5. Step 5: Solve for x
    x = 13,648,696,327.04/162,615.15
  6. Step 6: Final answer
    x = 83,932.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.