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Finding the Fourth Proportional to 86,924.94, 119,952.27 and 53,384.46

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Solution

The fourth proportional to 86,924.94, 119,952.27 and 53,384.46 is: 73,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,924.94 : 119,952.27 = 53,384.46 : x
  2. Step 2: Convert to fraction form
    86,924.94/119,952.27 = 53,384.46/x
  3. Step 3: Cross multiply
    86,924.94x = 119,952.27 × 53,384.46
  4. Step 4: Simplify right side
    86,924.94x = 6,403,587,159.72
  5. Step 5: Solve for x
    x = 6,403,587,159.72/86,924.94
  6. Step 6: Final answer
    x = 73,668.01

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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.