Home / 53,946.07-74,445.59-30,072.23

Finding the Fourth Proportional to 53,946.07, 74,445.59 and 30,072.23

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Solution

The fourth proportional to 53,946.07, 74,445.59 and 30,072.23 is: 41,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946.07 : 74,445.59 = 30,072.23 : x
  2. Step 2: Convert to fraction form
    53,946.07/74,445.59 = 30,072.23/x
  3. Step 3: Cross multiply
    53,946.07x = 74,445.59 × 30,072.23
  4. Step 4: Simplify right side
    53,946.07x = 2,238,744,904.97
  5. Step 5: Solve for x
    x = 2,238,744,904.97/53,946.07
  6. Step 6: Final answer
    x = 41,499.68

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Double scale
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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.