Home / 115,547.28-173,307.60-31,302.48

Finding the Fourth Proportional to 115,547.28, 173,307.60 and 31,302.48

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Solution

The fourth proportional to 115,547.28, 173,307.60 and 31,302.48 is: 46,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,547.28 : 173,307.60 = 31,302.48 : x
  2. Step 2: Convert to fraction form
    115,547.28/173,307.60 = 31,302.48/x
  3. Step 3: Cross multiply
    115,547.28x = 173,307.60 × 31,302.48
  4. Step 4: Simplify right side
    115,547.28x = 5,424,957,682.85
  5. Step 5: Solve for x
    x = 5,424,957,682.85/115,547.28
  6. Step 6: Final answer
    x = 46,950.11

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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.