Home / 157,099.03-235,869.98-112,701.58

Finding the Fourth Proportional to 157,099.03, 235,869.98 and 112,701.58

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Solution

The fourth proportional to 157,099.03, 235,869.98 and 112,701.58 is: 169,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,099.03 : 235,869.98 = 112,701.58 : x
  2. Step 2: Convert to fraction form
    157,099.03/235,869.98 = 112,701.58/x
  3. Step 3: Cross multiply
    157,099.03x = 235,869.98 × 112,701.58
  4. Step 4: Simplify right side
    157,099.03x = 26,582,918,267.39
  5. Step 5: Solve for x
    x = 26,582,918,267.39/157,099.03
  6. Step 6: Final answer
    x = 169,211.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.