Home / 43,280.98-64,794.93-39,130.54

Finding the Fourth Proportional to 43,280.98, 64,794.93 and 39,130.54

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Solution

The fourth proportional to 43,280.98, 64,794.93 and 39,130.54 is: 58,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,280.98 : 64,794.93 = 39,130.54 : x
  2. Step 2: Convert to fraction form
    43,280.98/64,794.93 = 39,130.54/x
  3. Step 3: Cross multiply
    43,280.98x = 64,794.93 × 39,130.54
  4. Step 4: Simplify right side
    43,280.98x = 2,535,460,600.16
  5. Step 5: Solve for x
    x = 2,535,460,600.16/43,280.98
  6. Step 6: Final answer
    x = 58,581.40

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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.