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Finding the Fourth Proportional to 58,656.25, 87,983.47 and 14,282.93

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Solution

The fourth proportional to 58,656.25, 87,983.47 and 14,282.93 is: 21,424.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,656.25 : 87,983.47 = 14,282.93 : x
  2. Step 2: Convert to fraction form
    58,656.25/87,983.47 = 14,282.93/x
  3. Step 3: Cross multiply
    58,656.25x = 87,983.47 × 14,282.93
  4. Step 4: Simplify right side
    58,656.25x = 1,256,661,900.64
  5. Step 5: Solve for x
    x = 1,256,661,900.64/58,656.25
  6. Step 6: Final answer
    x = 21,424.18

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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.