Home / 231,153.36-346,783.26-98,038.80

Finding the Fourth Proportional to 231,153.36, 346,783.26 and 98,038.80

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Solution

The fourth proportional to 231,153.36, 346,783.26 and 98,038.80 is: 147,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,153.36 : 346,783.26 = 98,038.80 : x
  2. Step 2: Convert to fraction form
    231,153.36/346,783.26 = 98,038.80/x
  3. Step 3: Cross multiply
    231,153.36x = 346,783.26 × 98,038.80
  4. Step 4: Simplify right side
    231,153.36x = 33,998,214,670.49
  5. Step 5: Solve for x
    x = 33,998,214,670.49/231,153.36
  6. Step 6: Final answer
    x = 147,080.77

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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.