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Finding the Fourth Proportional to 124,525.17, 171,843.93 and 70,810.20

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Solution

The fourth proportional to 124,525.17, 171,843.93 and 70,810.20 is: 97,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,525.17 : 171,843.93 = 70,810.20 : x
  2. Step 2: Convert to fraction form
    124,525.17/171,843.93 = 70,810.20/x
  3. Step 3: Cross multiply
    124,525.17x = 171,843.93 × 70,810.20
  4. Step 4: Simplify right side
    124,525.17x = 12,168,303,052.09
  5. Step 5: Solve for x
    x = 12,168,303,052.09/124,525.17
  6. Step 6: Final answer
    x = 97,717.62

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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.