Home / 124,329.42-171,574.50-67,740.81

Finding the Fourth Proportional to 124,329.42, 171,574.50 and 67,740.81

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Solution

The fourth proportional to 124,329.42, 171,574.50 and 67,740.81 is: 93,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,329.42 : 171,574.50 = 67,740.81 : x
  2. Step 2: Convert to fraction form
    124,329.42/171,574.50 = 67,740.81/x
  3. Step 3: Cross multiply
    124,329.42x = 171,574.50 × 67,740.81
  4. Step 4: Simplify right side
    124,329.42x = 11,622,595,605.35
  5. Step 5: Solve for x
    x = 11,622,595,605.35/124,329.42
  6. Step 6: Final answer
    x = 93,482.26

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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.