Home / 58,237.31-87,293.66-30,129.05

Finding the Fourth Proportional to 58,237.31, 87,293.66 and 30,129.05

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Solution

The fourth proportional to 58,237.31, 87,293.66 and 30,129.05 is: 45,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,237.31 : 87,293.66 = 30,129.05 : x
  2. Step 2: Convert to fraction form
    58,237.31/87,293.66 = 30,129.05/x
  3. Step 3: Cross multiply
    58,237.31x = 87,293.66 × 30,129.05
  4. Step 4: Simplify right side
    58,237.31x = 2,630,075,114.41
  5. Step 5: Solve for x
    x = 2,630,075,114.41/58,237.31
  6. Step 6: Final answer
    x = 45,161.34

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1.5x scale

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.