Home / 58,967.90-81,455.30-47,114.36

Finding the Fourth Proportional to 58,967.90, 81,455.30 and 47,114.36

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Solution

The fourth proportional to 58,967.90, 81,455.30 and 47,114.36 is: 65,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,967.90 : 81,455.30 = 47,114.36 : x
  2. Step 2: Convert to fraction form
    58,967.90/81,455.30 = 47,114.36/x
  3. Step 3: Cross multiply
    58,967.90x = 81,455.30 × 47,114.36
  4. Step 4: Simplify right side
    58,967.90x = 3,837,714,328.11
  5. Step 5: Solve for x
    x = 3,837,714,328.11/58,967.90
  6. Step 6: Final answer
    x = 65,081.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.