Home / 124,148.13-171,325.02-67,559.50

Finding the Fourth Proportional to 124,148.13, 171,325.02 and 67,559.50

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Solution

The fourth proportional to 124,148.13, 171,325.02 and 67,559.50 is: 93,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,148.13 : 171,325.02 = 67,559.50 : x
  2. Step 2: Convert to fraction form
    124,148.13/171,325.02 = 67,559.50/x
  3. Step 3: Cross multiply
    124,148.13x = 171,325.02 × 67,559.50
  4. Step 4: Simplify right side
    124,148.13x = 11,574,632,688.69
  5. Step 5: Solve for x
    x = 11,574,632,688.69/124,148.13
  6. Step 6: Final answer
    x = 93,232.44

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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.