Home / 157,411.20-236,145.60-63,926.40

Finding the Fourth Proportional to 157,411.20, 236,145.60 and 63,926.40

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Solution

The fourth proportional to 157,411.20, 236,145.60 and 63,926.40 is: 95,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,411.20 : 236,145.60 = 63,926.40 : x
  2. Step 2: Convert to fraction form
    157,411.20/236,145.60 = 63,926.40/x
  3. Step 3: Cross multiply
    157,411.20x = 236,145.60 × 63,926.40
  4. Step 4: Simplify right side
    157,411.20x = 15,095,938,083.84
  5. Step 5: Solve for x
    x = 15,095,938,083.84/157,411.20
  6. Step 6: Final answer
    x = 95,901.30

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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.