Home / 85,350.84-127,918.74-40,941.24

Finding the Fourth Proportional to 85,350.84, 127,918.74 and 40,941.24

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Solution

The fourth proportional to 85,350.84, 127,918.74 and 40,941.24 is: 61,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,350.84 : 127,918.74 = 40,941.24 : x
  2. Step 2: Convert to fraction form
    85,350.84/127,918.74 = 40,941.24/x
  3. Step 3: Cross multiply
    85,350.84x = 127,918.74 × 40,941.24
  4. Step 4: Simplify right side
    85,350.84x = 5,237,151,834.84
  5. Step 5: Solve for x
    x = 5,237,151,834.84/85,350.84
  6. Step 6: Final answer
    x = 61,360.28

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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.