Home / 76,267.24-105,186.39-53,681.00

Finding the Fourth Proportional to 76,267.24, 105,186.39 and 53,681.00

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Solution

The fourth proportional to 76,267.24, 105,186.39 and 53,681.00 is: 74,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,267.24 : 105,186.39 = 53,681.00 : x
  2. Step 2: Convert to fraction form
    76,267.24/105,186.39 = 53,681.00/x
  3. Step 3: Cross multiply
    76,267.24x = 105,186.39 × 53,681.00
  4. Step 4: Simplify right side
    76,267.24x = 5,646,510,075.66
  5. Step 5: Solve for x
    x = 5,646,510,075.66/76,267.24
  6. Step 6: Final answer
    x = 74,035.86

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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.