Home / 284,056.62-392,140.26-176,661.36

Finding the Fourth Proportional to 284,056.62, 392,140.26 and 176,661.36

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Solution

The fourth proportional to 284,056.62, 392,140.26 and 176,661.36 is: 243,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,056.62 : 392,140.26 = 176,661.36 : x
  2. Step 2: Convert to fraction form
    284,056.62/392,140.26 = 176,661.36/x
  3. Step 3: Cross multiply
    284,056.62x = 392,140.26 × 176,661.36
  4. Step 4: Simplify right side
    284,056.62x = 69,276,031,642.35
  5. Step 5: Solve for x
    x = 69,276,031,642.35/284,056.62
  6. Step 6: Final answer
    x = 243,881.07

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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.