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Finding the Fourth Proportional to 60,384.84, 90,548.12 and 25,315.08

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Solution

The fourth proportional to 60,384.84, 90,548.12 and 25,315.08 is: 37,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,384.84 : 90,548.12 = 25,315.08 : x
  2. Step 2: Convert to fraction form
    60,384.84/90,548.12 = 25,315.08/x
  3. Step 3: Cross multiply
    60,384.84x = 90,548.12 × 25,315.08
  4. Step 4: Simplify right side
    60,384.84x = 2,292,232,901.65
  5. Step 5: Solve for x
    x = 2,292,232,901.65/60,384.84
  6. Step 6: Final answer
    x = 37,960.40

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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.