Home / 86,904.29-130,375.98-46,922.39

Finding the Fourth Proportional to 86,904.29, 130,375.98 and 46,922.39

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Solution

The fourth proportional to 86,904.29, 130,375.98 and 46,922.39 is: 70,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,904.29 : 130,375.98 = 46,922.39 : x
  2. Step 2: Convert to fraction form
    86,904.29/130,375.98 = 46,922.39/x
  3. Step 3: Cross multiply
    86,904.29x = 130,375.98 × 46,922.39
  4. Step 4: Simplify right side
    86,904.29x = 6,117,552,417.22
  5. Step 5: Solve for x
    x = 6,117,552,417.22/86,904.29
  6. Step 6: Final answer
    x = 70,394.13

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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.