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Finding the Fourth Proportional to 124,601.32, 171,953.70 and 70,894.12

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Solution

The fourth proportional to 124,601.32, 171,953.70 and 70,894.12 is: 97,836.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,601.32 : 171,953.70 = 70,894.12 : x
  2. Step 2: Convert to fraction form
    124,601.32/171,953.70 = 70,894.12/x
  3. Step 3: Cross multiply
    124,601.32x = 171,953.70 × 70,894.12
  4. Step 4: Simplify right side
    124,601.32x = 12,190,506,242.24
  5. Step 5: Solve for x
    x = 12,190,506,242.24/124,601.32
  6. Step 6: Final answer
    x = 97,836.09

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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.