Home / 58,853.64-81,176.91-38,704.08

Finding the Fourth Proportional to 58,853.64, 81,176.91 and 38,704.08

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Solution

The fourth proportional to 58,853.64, 81,176.91 and 38,704.08 is: 53,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,853.64 : 81,176.91 = 38,704.08 : x
  2. Step 2: Convert to fraction form
    58,853.64/81,176.91 = 38,704.08/x
  3. Step 3: Cross multiply
    58,853.64x = 81,176.91 × 38,704.08
  4. Step 4: Simplify right side
    58,853.64x = 3,141,877,618.79
  5. Step 5: Solve for x
    x = 3,141,877,618.79/58,853.64
  6. Step 6: Final answer
    x = 53,384.59

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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.