Home / 124,096.05-171,242.10-70,389.81

Finding the Fourth Proportional to 124,096.05, 171,242.10 and 70,389.81

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Solution

The fourth proportional to 124,096.05, 171,242.10 and 70,389.81 is: 97,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,096.05 : 171,242.10 = 70,389.81 : x
  2. Step 2: Convert to fraction form
    124,096.05/171,242.10 = 70,389.81/x
  3. Step 3: Cross multiply
    124,096.05x = 171,242.10 × 70,389.81
  4. Step 4: Simplify right side
    124,096.05x = 12,053,698,883.00
  5. Step 5: Solve for x
    x = 12,053,698,883.00/124,096.05
  6. Step 6: Final answer
    x = 97,132.01

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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.