Home / 154,915.68-232,068.96-102,164.16

Finding the Fourth Proportional to 154,915.68, 232,068.96 and 102,164.16

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Solution

The fourth proportional to 154,915.68, 232,068.96 and 102,164.16 is: 153,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,915.68 : 232,068.96 = 102,164.16 : x
  2. Step 2: Convert to fraction form
    154,915.68/232,068.96 = 102,164.16/x
  3. Step 3: Cross multiply
    154,915.68x = 232,068.96 × 102,164.16
  4. Step 4: Simplify right side
    154,915.68x = 23,709,130,360.47
  5. Step 5: Solve for x
    x = 23,709,130,360.47/154,915.68
  6. Step 6: Final answer
    x = 153,045.39

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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.