Home / 153,777.58-230,673.32-47,153.76

Finding the Fourth Proportional to 153,777.58, 230,673.32 and 47,153.76

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Solution

The fourth proportional to 153,777.58, 230,673.32 and 47,153.76 is: 70,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,777.58 : 230,673.32 = 47,153.76 : x
  2. Step 2: Convert to fraction form
    153,777.58/230,673.32 = 47,153.76/x
  3. Step 3: Cross multiply
    153,777.58x = 230,673.32 × 47,153.76
  4. Step 4: Simplify right side
    153,777.58x = 10,877,114,369.68
  5. Step 5: Solve for x
    x = 10,877,114,369.68/153,777.58
  6. Step 6: Final answer
    x = 70,732.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.