Home / 53,894.46-74,376.65-30,021.14

Finding the Fourth Proportional to 53,894.46, 74,376.65 and 30,021.14

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Solution

The fourth proportional to 53,894.46, 74,376.65 and 30,021.14 is: 41,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,894.46 : 74,376.65 = 30,021.14 : x
  2. Step 2: Convert to fraction form
    53,894.46/74,376.65 = 30,021.14/x
  3. Step 3: Cross multiply
    53,894.46x = 74,376.65 × 30,021.14
  4. Step 4: Simplify right side
    53,894.46x = 2,232,871,705.32
  5. Step 5: Solve for x
    x = 2,232,871,705.32/53,894.46
  6. Step 6: Final answer
    x = 41,430.45

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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.