Home / 92,807.84-128,075.24-50,366.36

Finding the Fourth Proportional to 92,807.84, 128,075.24 and 50,366.36

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Solution

The fourth proportional to 92,807.84, 128,075.24 and 50,366.36 is: 69,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,807.84 : 128,075.24 = 50,366.36 : x
  2. Step 2: Convert to fraction form
    92,807.84/128,075.24 = 50,366.36/x
  3. Step 3: Cross multiply
    92,807.84x = 128,075.24 × 50,366.36
  4. Step 4: Simplify right side
    92,807.84x = 6,450,683,644.93
  5. Step 5: Solve for x
    x = 6,450,683,644.93/92,807.84
  6. Step 6: Final answer
    x = 69,505.81

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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.