Home / 176,015.18-242,837.16-115,618.52

Finding the Fourth Proportional to 176,015.18, 242,837.16 and 115,618.52

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Solution

The fourth proportional to 176,015.18, 242,837.16 and 115,618.52 is: 159,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,015.18 : 242,837.16 = 115,618.52 : x
  2. Step 2: Convert to fraction form
    176,015.18/242,837.16 = 115,618.52/x
  3. Step 3: Cross multiply
    176,015.18x = 242,837.16 × 115,618.52
  4. Step 4: Simplify right side
    176,015.18x = 28,076,473,040.20
  5. Step 5: Solve for x
    x = 28,076,473,040.20/176,015.18
  6. Step 6: Final answer
    x = 159,511.66

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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.