Home / 107,485.41-148,328.79-59,737.80

Finding the Fourth Proportional to 107,485.41, 148,328.79 and 59,737.80

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Solution

The fourth proportional to 107,485.41, 148,328.79 and 59,737.80 is: 82,437.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,485.41 : 148,328.79 = 59,737.80 : x
  2. Step 2: Convert to fraction form
    107,485.41/148,328.79 = 59,737.80/x
  3. Step 3: Cross multiply
    107,485.41x = 148,328.79 × 59,737.80
  4. Step 4: Simplify right side
    107,485.41x = 8,860,835,591.26
  5. Step 5: Solve for x
    x = 8,860,835,591.26/107,485.41
  6. Step 6: Final answer
    x = 82,437.57

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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.