Home / 46,780.08-70,172.28-25,987.92

Finding the Fourth Proportional to 46,780.08, 70,172.28 and 25,987.92

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Solution

The fourth proportional to 46,780.08, 70,172.28 and 25,987.92 is: 38,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,780.08 : 70,172.28 = 25,987.92 : x
  2. Step 2: Convert to fraction form
    46,780.08/70,172.28 = 25,987.92/x
  3. Step 3: Cross multiply
    46,780.08x = 70,172.28 × 25,987.92
  4. Step 4: Simplify right side
    46,780.08x = 1,823,631,598.86
  5. Step 5: Solve for x
    x = 1,823,631,598.86/46,780.08
  6. Step 6: Final answer
    x = 38,983.08

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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.