Home / 53,521.65-73,633.50-52,045.43

Finding the Fourth Proportional to 53,521.65, 73,633.50 and 52,045.43

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Solution

The fourth proportional to 53,521.65, 73,633.50 and 52,045.43 is: 71,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.65 : 73,633.50 = 52,045.43 : x
  2. Step 2: Convert to fraction form
    53,521.65/73,633.50 = 52,045.43/x
  3. Step 3: Cross multiply
    53,521.65x = 73,633.50 × 52,045.43
  4. Step 4: Simplify right side
    53,521.65x = 3,832,286,801.74
  5. Step 5: Solve for x
    x = 3,832,286,801.74/53,521.65
  6. Step 6: Final answer
    x = 71,602.55

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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.