Home / 76,425.04-114,501.94-31,953.76

Finding the Fourth Proportional to 76,425.04, 114,501.94 and 31,953.76

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Solution

The fourth proportional to 76,425.04, 114,501.94 and 31,953.76 is: 47,873.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,425.04 : 114,501.94 = 31,953.76 : x
  2. Step 2: Convert to fraction form
    76,425.04/114,501.94 = 31,953.76/x
  3. Step 3: Cross multiply
    76,425.04x = 114,501.94 × 31,953.76
  4. Step 4: Simplify right side
    76,425.04x = 3,658,767,510.29
  5. Step 5: Solve for x
    x = 3,658,767,510.29/76,425.04
  6. Step 6: Final answer
    x = 47,873.94

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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.