Home / 153,784.80-230,655.60-48,614.40

Finding the Fourth Proportional to 153,784.80, 230,655.60 and 48,614.40

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Solution

The fourth proportional to 153,784.80, 230,655.60 and 48,614.40 is: 72,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,784.80 : 230,655.60 = 48,614.40 : x
  2. Step 2: Convert to fraction form
    153,784.80/230,655.60 = 48,614.40/x
  3. Step 3: Cross multiply
    153,784.80x = 230,655.60 × 48,614.40
  4. Step 4: Simplify right side
    153,784.80x = 11,213,183,600.64
  5. Step 5: Solve for x
    x = 11,213,183,600.64/153,784.80
  6. Step 6: Final answer
    x = 72,914.77

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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.