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Finding the Fourth Proportional to 124,011.96, 171,132.93 and 70,301.94

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Solution

The fourth proportional to 124,011.96, 171,132.93 and 70,301.94 is: 97,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,011.96 : 171,132.93 = 70,301.94 : x
  2. Step 2: Convert to fraction form
    124,011.96/171,132.93 = 70,301.94/x
  3. Step 3: Cross multiply
    124,011.96x = 171,132.93 × 70,301.94
  4. Step 4: Simplify right side
    124,011.96x = 12,030,976,976.88
  5. Step 5: Solve for x
    x = 12,030,976,976.88/124,011.96
  6. Step 6: Final answer
    x = 97,014.65

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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.