Home / 149,583.86-224,417.32-83,070.70

Finding the Fourth Proportional to 149,583.86, 224,417.32 and 83,070.70

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Solution

The fourth proportional to 149,583.86, 224,417.32 and 83,070.70 is: 124,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,583.86 : 224,417.32 = 83,070.70 : x
  2. Step 2: Convert to fraction form
    149,583.86/224,417.32 = 83,070.70/x
  3. Step 3: Cross multiply
    149,583.86x = 224,417.32 × 83,070.70
  4. Step 4: Simplify right side
    149,583.86x = 18,642,504,393.02
  5. Step 5: Solve for x
    x = 18,642,504,393.02/149,583.86
  6. Step 6: Final answer
    x = 124,629.11

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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.