Home / 157,652.68-236,056.20-98,370.40

Finding the Fourth Proportional to 157,652.68, 236,056.20 and 98,370.40

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Solution

The fourth proportional to 157,652.68, 236,056.20 and 98,370.40 is: 147,291.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,652.68 : 236,056.20 = 98,370.40 : x
  2. Step 2: Convert to fraction form
    157,652.68/236,056.20 = 98,370.40/x
  3. Step 3: Cross multiply
    157,652.68x = 236,056.20 × 98,370.40
  4. Step 4: Simplify right side
    157,652.68x = 23,220,942,816.48
  5. Step 5: Solve for x
    x = 23,220,942,816.48/157,652.68
  6. Step 6: Final answer
    x = 147,291.77

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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.