Home / 58,828.63-81,180.15-31,970.98

Finding the Fourth Proportional to 58,828.63, 81,180.15 and 31,970.98

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Solution

The fourth proportional to 58,828.63, 81,180.15 and 31,970.98 is: 44,118.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,828.63 : 81,180.15 = 31,970.98 : x
  2. Step 2: Convert to fraction form
    58,828.63/81,180.15 = 31,970.98/x
  3. Step 3: Cross multiply
    58,828.63x = 81,180.15 × 31,970.98
  4. Step 4: Simplify right side
    58,828.63x = 2,595,408,795.23
  5. Step 5: Solve for x
    x = 2,595,408,795.23/58,828.63
  6. Step 6: Final answer
    x = 44,118.12

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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.