Home / 175,726.64-263,622.36-70,543.28

Finding the Fourth Proportional to 175,726.64, 263,622.36 and 70,543.28

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Solution

The fourth proportional to 175,726.64, 263,622.36 and 70,543.28 is: 105,827.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,726.64 : 263,622.36 = 70,543.28 : x
  2. Step 2: Convert to fraction form
    175,726.64/263,622.36 = 70,543.28/x
  3. Step 3: Cross multiply
    175,726.64x = 263,622.36 × 70,543.28
  4. Step 4: Simplify right side
    175,726.64x = 18,596,785,955.74
  5. Step 5: Solve for x
    x = 18,596,785,955.74/175,726.64
  6. Step 6: Final answer
    x = 105,827.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.