Home / 76,235.55-105,206.58-44,406.50

Finding the Fourth Proportional to 76,235.55, 105,206.58 and 44,406.50

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Solution

The fourth proportional to 76,235.55, 105,206.58 and 44,406.50 is: 61,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,235.55 : 105,206.58 = 44,406.50 : x
  2. Step 2: Convert to fraction form
    76,235.55/105,206.58 = 44,406.50/x
  3. Step 3: Cross multiply
    76,235.55x = 105,206.58 × 44,406.50
  4. Step 4: Simplify right side
    76,235.55x = 4,671,856,543.76
  5. Step 5: Solve for x
    x = 4,671,856,543.76/76,235.55
  6. Step 6: Final answer
    x = 61,281.86

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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.