Home / 124,376.06-171,643.60-70,670.18

Finding the Fourth Proportional to 124,376.06, 171,643.60 and 70,670.18

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Solution

The fourth proportional to 124,376.06, 171,643.60 and 70,670.18 is: 97,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,376.06 : 171,643.60 = 70,670.18 : x
  2. Step 2: Convert to fraction form
    124,376.06/171,643.60 = 70,670.18/x
  3. Step 3: Cross multiply
    124,376.06x = 171,643.60 × 70,670.18
  4. Step 4: Simplify right side
    124,376.06x = 12,130,084,107.85
  5. Step 5: Solve for x
    x = 12,130,084,107.85/124,376.06
  6. Step 6: Final answer
    x = 97,527.48

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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.