Home / 191,024.52-286,588.62-57,909.12

Finding the Fourth Proportional to 191,024.52, 286,588.62 and 57,909.12

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Solution

The fourth proportional to 191,024.52, 286,588.62 and 57,909.12 is: 86,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,024.52 : 286,588.62 = 57,909.12 : x
  2. Step 2: Convert to fraction form
    191,024.52/286,588.62 = 57,909.12/x
  3. Step 3: Cross multiply
    191,024.52x = 286,588.62 × 57,909.12
  4. Step 4: Simplify right side
    191,024.52x = 16,596,094,786.21
  5. Step 5: Solve for x
    x = 16,596,094,786.21/191,024.52
  6. Step 6: Final answer
    x = 86,879.40

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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.