Home / 284,048.55-392,129.03-176,653.18

Finding the Fourth Proportional to 284,048.55, 392,129.03 and 176,653.18

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Solution

The fourth proportional to 284,048.55, 392,129.03 and 176,653.18 is: 243,869.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,048.55 : 392,129.03 = 176,653.18 : x
  2. Step 2: Convert to fraction form
    284,048.55/392,129.03 = 176,653.18/x
  3. Step 3: Cross multiply
    284,048.55x = 392,129.03 × 176,653.18
  4. Step 4: Simplify right side
    284,048.55x = 69,270,840,119.82
  5. Step 5: Solve for x
    x = 69,270,840,119.82/284,048.55
  6. Step 6: Final answer
    x = 243,869.72

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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.