Home / 110,973.22-153,099.93-70,679.74

Finding the Fourth Proportional to 110,973.22, 153,099.93 and 70,679.74

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Solution

The fourth proportional to 110,973.22, 153,099.93 and 70,679.74 is: 97,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,973.22 : 153,099.93 = 70,679.74 : x
  2. Step 2: Convert to fraction form
    110,973.22/153,099.93 = 70,679.74/x
  3. Step 3: Cross multiply
    110,973.22x = 153,099.93 × 70,679.74
  4. Step 4: Simplify right side
    110,973.22x = 10,821,063,246.42
  5. Step 5: Solve for x
    x = 10,821,063,246.42/110,973.22
  6. Step 6: Final answer
    x = 97,510.58

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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.