Home / 124,258.71-171,475.75-67,670.09

Finding the Fourth Proportional to 124,258.71, 171,475.75 and 67,670.09

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Solution

The fourth proportional to 124,258.71, 171,475.75 and 67,670.09 is: 93,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,258.71 : 171,475.75 = 67,670.09 : x
  2. Step 2: Convert to fraction form
    124,258.71/171,475.75 = 67,670.09/x
  3. Step 3: Cross multiply
    124,258.71x = 171,475.75 × 67,670.09
  4. Step 4: Simplify right side
    124,258.71x = 11,603,779,435.32
  5. Step 5: Solve for x
    x = 11,603,779,435.32/124,258.71
  6. Step 6: Final answer
    x = 93,384.03

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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.