Home / 124,617.06-171,981.36-70,904.34

Finding the Fourth Proportional to 124,617.06, 171,981.36 and 70,904.34

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Solution

The fourth proportional to 124,617.06, 171,981.36 and 70,904.34 is: 97,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,617.06 : 171,981.36 = 70,904.34 : x
  2. Step 2: Convert to fraction form
    124,617.06/171,981.36 = 70,904.34/x
  3. Step 3: Cross multiply
    124,617.06x = 171,981.36 × 70,904.34
  4. Step 4: Simplify right side
    124,617.06x = 12,194,224,823.10
  5. Step 5: Solve for x
    x = 12,194,224,823.10/124,617.06
  6. Step 6: Final answer
    x = 97,853.57

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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.