Home / 76,334.54-105,341.75-44,509.58

Finding the Fourth Proportional to 76,334.54, 105,341.75 and 44,509.58

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Solution

The fourth proportional to 76,334.54, 105,341.75 and 44,509.58 is: 61,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,334.54 : 105,341.75 = 44,509.58 : x
  2. Step 2: Convert to fraction form
    76,334.54/105,341.75 = 44,509.58/x
  3. Step 3: Cross multiply
    76,334.54x = 105,341.75 × 44,509.58
  4. Step 4: Simplify right side
    76,334.54x = 4,688,717,454.20
  5. Step 5: Solve for x
    x = 4,688,717,454.20/76,334.54
  6. Step 6: Final answer
    x = 61,423.28

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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.