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Finding the Fourth Proportional to 56,369.84, 77,772.84 and 37,510.16

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Solution

The fourth proportional to 56,369.84, 77,772.84 and 37,510.16 is: 51,752.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369.84 : 77,772.84 = 37,510.16 : x
  2. Step 2: Convert to fraction form
    56,369.84/77,772.84 = 37,510.16/x
  3. Step 3: Cross multiply
    56,369.84x = 77,772.84 × 37,510.16
  4. Step 4: Simplify right side
    56,369.84x = 2,917,271,672.05
  5. Step 5: Solve for x
    x = 2,917,271,672.05/56,369.84
  6. Step 6: Final answer
    x = 51,752.35

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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.