Home / 53,071.43-79,601.04-19,792.58

Finding the Fourth Proportional to 53,071.43, 79,601.04 and 19,792.58

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Solution

The fourth proportional to 53,071.43, 79,601.04 and 19,792.58 is: 29,686.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,071.43 : 79,601.04 = 19,792.58 : x
  2. Step 2: Convert to fraction form
    53,071.43/79,601.04 = 19,792.58/x
  3. Step 3: Cross multiply
    53,071.43x = 79,601.04 × 19,792.58
  4. Step 4: Simplify right side
    53,071.43x = 1,575,509,554.28
  5. Step 5: Solve for x
    x = 1,575,509,554.28/53,071.43
  6. Step 6: Final answer
    x = 29,686.59

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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.