Home / 160,530.37-221,531.36-92,547.02

Finding the Fourth Proportional to 160,530.37, 221,531.36 and 92,547.02

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Solution

The fourth proportional to 160,530.37, 221,531.36 and 92,547.02 is: 127,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,530.37 : 221,531.36 = 92,547.02 : x
  2. Step 2: Convert to fraction form
    160,530.37/221,531.36 = 92,547.02/x
  3. Step 3: Cross multiply
    160,530.37x = 221,531.36 × 92,547.02
  4. Step 4: Simplify right side
    160,530.37x = 20,502,067,295.64
  5. Step 5: Solve for x
    x = 20,502,067,295.64/160,530.37
  6. Step 6: Final answer
    x = 127,714.57

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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.