Home / 156,009.80-234,014.70-152,899.40

Finding the Fourth Proportional to 156,009.80, 234,014.70 and 152,899.40

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Solution

The fourth proportional to 156,009.80, 234,014.70 and 152,899.40 is: 229,349.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,009.80 : 234,014.70 = 152,899.40 : x
  2. Step 2: Convert to fraction form
    156,009.80/234,014.70 = 152,899.40/x
  3. Step 3: Cross multiply
    156,009.80x = 234,014.70 × 152,899.40
  4. Step 4: Simplify right side
    156,009.80x = 35,780,707,221.18
  5. Step 5: Solve for x
    x = 35,780,707,221.18/156,009.80
  6. Step 6: Final answer
    x = 229,349.10

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1.5x scale

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.