Home / 175,285.82-242,303.05-156,353.23

Finding the Fourth Proportional to 175,285.82, 242,303.05 and 156,353.23

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Solution

The fourth proportional to 175,285.82, 242,303.05 and 156,353.23 is: 216,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,285.82 : 242,303.05 = 156,353.23 : x
  2. Step 2: Convert to fraction form
    175,285.82/242,303.05 = 156,353.23/x
  3. Step 3: Cross multiply
    175,285.82x = 242,303.05 × 156,353.23
  4. Step 4: Simplify right side
    175,285.82x = 37,884,864,506.35
  5. Step 5: Solve for x
    x = 37,884,864,506.35/175,285.82
  6. Step 6: Final answer
    x = 216,131.95

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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.