Home / 114,904.48-172,337.24-31,779.04

Finding the Fourth Proportional to 114,904.48, 172,337.24 and 31,779.04

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Solution

The fourth proportional to 114,904.48, 172,337.24 and 31,779.04 is: 47,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,904.48 : 172,337.24 = 31,779.04 : x
  2. Step 2: Convert to fraction form
    114,904.48/172,337.24 = 31,779.04/x
  3. Step 3: Cross multiply
    114,904.48x = 172,337.24 × 31,779.04
  4. Step 4: Simplify right side
    114,904.48x = 5,476,712,043.45
  5. Step 5: Solve for x
    x = 5,476,712,043.45/114,904.48
  6. Step 6: Final answer
    x = 47,663.17

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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.