Home / 157,685.60-236,528.40-149,909.60

Finding the Fourth Proportional to 157,685.60, 236,528.40 and 149,909.60

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Solution

The fourth proportional to 157,685.60, 236,528.40 and 149,909.60 is: 224,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,685.60 : 236,528.40 = 149,909.60 : x
  2. Step 2: Convert to fraction form
    157,685.60/236,528.40 = 149,909.60/x
  3. Step 3: Cross multiply
    157,685.60x = 236,528.40 × 149,909.60
  4. Step 4: Simplify right side
    157,685.60x = 35,457,877,832.64
  5. Step 5: Solve for x
    x = 35,457,877,832.64/157,685.60
  6. Step 6: Final answer
    x = 224,864.40

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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.