Home / 56,750.28-85,130.32-14,630.00

Finding the Fourth Proportional to 56,750.28, 85,130.32 and 14,630.00

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Solution

The fourth proportional to 56,750.28, 85,130.32 and 14,630.00 is: 21,946.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,750.28 : 85,130.32 = 14,630.00 : x
  2. Step 2: Convert to fraction form
    56,750.28/85,130.32 = 14,630.00/x
  3. Step 3: Cross multiply
    56,750.28x = 85,130.32 × 14,630.00
  4. Step 4: Simplify right side
    56,750.28x = 1,245,457,001.52
  5. Step 5: Solve for x
    x = 1,245,457,001.52/56,750.28
  6. Step 6: Final answer
    x = 21,946.27

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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.