Home / 284,792.06-392,997.34-157,459.25

Finding the Fourth Proportional to 284,792.06, 392,997.34 and 157,459.25

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Solution

The fourth proportional to 284,792.06, 392,997.34 and 157,459.25 is: 217,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,792.06 : 392,997.34 = 157,459.25 : x
  2. Step 2: Convert to fraction form
    284,792.06/392,997.34 = 157,459.25/x
  3. Step 3: Cross multiply
    284,792.06x = 392,997.34 × 157,459.25
  4. Step 4: Simplify right side
    284,792.06x = 61,881,066,408.40
  5. Step 5: Solve for x
    x = 61,881,066,408.40/284,792.06
  6. Step 6: Final answer
    x = 217,285.08

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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.