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Finding the Fourth Proportional to 27,463.51, 37,899.42 and 15,529.19

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Solution

The fourth proportional to 27,463.51, 37,899.42 and 15,529.19 is: 21,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,463.51 : 37,899.42 = 15,529.19 : x
  2. Step 2: Convert to fraction form
    27,463.51/37,899.42 = 15,529.19/x
  3. Step 3: Cross multiply
    27,463.51x = 37,899.42 × 15,529.19
  4. Step 4: Simplify right side
    27,463.51x = 588,547,294.07
  5. Step 5: Solve for x
    x = 588,547,294.07/27,463.51
  6. Step 6: Final answer
    x = 21,430.16

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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.