Home / 58,779.06-81,114.84-31,921.34

Finding the Fourth Proportional to 58,779.06, 81,114.84 and 31,921.34

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Solution

The fourth proportional to 58,779.06, 81,114.84 and 31,921.34 is: 44,051.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,779.06 : 81,114.84 = 31,921.34 : x
  2. Step 2: Convert to fraction form
    58,779.06/81,114.84 = 31,921.34/x
  3. Step 3: Cross multiply
    58,779.06x = 81,114.84 × 31,921.34
  4. Step 4: Simplify right side
    58,779.06x = 2,589,294,386.69
  5. Step 5: Solve for x
    x = 2,589,294,386.69/58,779.06
  6. Step 6: Final answer
    x = 44,051.31

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1.5x scale

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.