Home / 115,609.10-173,417.24-31,368.93

Finding the Fourth Proportional to 115,609.10, 173,417.24 and 31,368.93

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Solution

The fourth proportional to 115,609.10, 173,417.24 and 31,368.93 is: 47,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,609.10 : 173,417.24 = 31,368.93 : x
  2. Step 2: Convert to fraction form
    115,609.10/173,417.24 = 31,368.93/x
  3. Step 3: Cross multiply
    115,609.10x = 173,417.24 × 31,368.93
  4. Step 4: Simplify right side
    115,609.10x = 5,439,913,105.51
  5. Step 5: Solve for x
    x = 5,439,913,105.51/115,609.10
  6. Step 6: Final answer
    x = 47,054.37

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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.