Home / 62,421.73-93,632.64-20,868.73

Finding the Fourth Proportional to 62,421.73, 93,632.64 and 20,868.73

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Solution

The fourth proportional to 62,421.73, 93,632.64 and 20,868.73 is: 31,303.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.73 : 93,632.64 = 20,868.73 : x
  2. Step 2: Convert to fraction form
    62,421.73/93,632.64 = 20,868.73/x
  3. Step 3: Cross multiply
    62,421.73x = 93,632.64 × 20,868.73
  4. Step 4: Simplify right side
    62,421.73x = 1,953,994,283.35
  5. Step 5: Solve for x
    x = 1,953,994,283.35/62,421.73
  6. Step 6: Final answer
    x = 31,303.11

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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.