Home / 38,792.04-53,564.58-31,623.08

Finding the Fourth Proportional to 38,792.04, 53,564.58 and 31,623.08

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Solution

The fourth proportional to 38,792.04, 53,564.58 and 31,623.08 is: 43,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,792.04 : 53,564.58 = 31,623.08 : x
  2. Step 2: Convert to fraction form
    38,792.04/53,564.58 = 31,623.08/x
  3. Step 3: Cross multiply
    38,792.04x = 53,564.58 × 31,623.08
  4. Step 4: Simplify right side
    38,792.04x = 1,693,876,998.51
  5. Step 5: Solve for x
    x = 1,693,876,998.51/38,792.04
  6. Step 6: Final answer
    x = 43,665.58

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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.