Home / 70,542.03-97,332.80-40,716.75

Finding the Fourth Proportional to 70,542.03, 97,332.80 and 40,716.75

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Solution

The fourth proportional to 70,542.03, 97,332.80 and 40,716.75 is: 56,180.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,542.03 : 97,332.80 = 40,716.75 : x
  2. Step 2: Convert to fraction form
    70,542.03/97,332.80 = 40,716.75/x
  3. Step 3: Cross multiply
    70,542.03x = 97,332.80 × 40,716.75
  4. Step 4: Simplify right side
    70,542.03x = 3,963,075,080.82
  5. Step 5: Solve for x
    x = 3,963,075,080.82/70,542.03
  6. Step 6: Final answer
    x = 56,180.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.