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Finding the Fourth Proportional to 60,125.99, 90,209.70 and 26,869.01

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Solution

The fourth proportional to 60,125.99, 90,209.70 and 26,869.01 is: 40,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,125.99 : 90,209.70 = 26,869.01 : x
  2. Step 2: Convert to fraction form
    60,125.99/90,209.70 = 26,869.01/x
  3. Step 3: Cross multiply
    60,125.99x = 90,209.70 × 26,869.01
  4. Step 4: Simplify right side
    60,125.99x = 2,423,844,880.35
  5. Step 5: Solve for x
    x = 2,423,844,880.35/60,125.99
  6. Step 6: Final answer
    x = 40,312.77

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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.