Home / 191,005.16-286,329.62-64,556.96

Finding the Fourth Proportional to 191,005.16, 286,329.62 and 64,556.96

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Solution

The fourth proportional to 191,005.16, 286,329.62 and 64,556.96 is: 96,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,005.16 : 286,329.62 = 64,556.96 : x
  2. Step 2: Convert to fraction form
    191,005.16/286,329.62 = 64,556.96/x
  3. Step 3: Cross multiply
    191,005.16x = 286,329.62 × 64,556.96
  4. Step 4: Simplify right side
    191,005.16x = 18,484,569,825.16
  5. Step 5: Solve for x
    x = 18,484,569,825.16/191,005.16
  6. Step 6: Final answer
    x = 96,775.24

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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.