Home / 160,530.74-221,531.94-92,547.38

Finding the Fourth Proportional to 160,530.74, 221,531.94 and 92,547.38

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Solution

The fourth proportional to 160,530.74, 221,531.94 and 92,547.38 is: 127,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,530.74 : 221,531.94 = 92,547.38 : x
  2. Step 2: Convert to fraction form
    160,530.74/221,531.94 = 92,547.38/x
  3. Step 3: Cross multiply
    160,530.74x = 221,531.94 × 92,547.38
  4. Step 4: Simplify right side
    160,530.74x = 20,502,200,633.32
  5. Step 5: Solve for x
    x = 20,502,200,633.32/160,530.74
  6. Step 6: Final answer
    x = 127,715.11

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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.