Home / 114,917.40-172,376.10-55,868.40

Finding the Fourth Proportional to 114,917.40, 172,376.10 and 55,868.40

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Solution

The fourth proportional to 114,917.40, 172,376.10 and 55,868.40 is: 83,802.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,917.40 : 172,376.10 = 55,868.40 : x
  2. Step 2: Convert to fraction form
    114,917.40/172,376.10 = 55,868.40/x
  3. Step 3: Cross multiply
    114,917.40x = 172,376.10 × 55,868.40
  4. Step 4: Simplify right side
    114,917.40x = 9,630,376,905.24
  5. Step 5: Solve for x
    x = 9,630,376,905.24/114,917.40
  6. Step 6: Final answer
    x = 83,802.60

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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.