Home / 191,783.19-287,707.14-58,632.26

Finding the Fourth Proportional to 191,783.19, 287,707.14 and 58,632.26

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Solution

The fourth proportional to 191,783.19, 287,707.14 and 58,632.26 is: 87,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,783.19 : 287,707.14 = 58,632.26 : x
  2. Step 2: Convert to fraction form
    191,783.19/287,707.14 = 58,632.26/x
  3. Step 3: Cross multiply
    191,783.19x = 287,707.14 × 58,632.26
  4. Step 4: Simplify right side
    191,783.19x = 16,868,918,397.80
  5. Step 5: Solve for x
    x = 16,868,918,397.80/191,783.19
  6. Step 6: Final answer
    x = 87,958.27

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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.