Home / 67,780.47-93,529.58-37,564.95

Finding the Fourth Proportional to 67,780.47, 93,529.58 and 37,564.95

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Solution

The fourth proportional to 67,780.47, 93,529.58 and 37,564.95 is: 51,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,780.47 : 93,529.58 = 37,564.95 : x
  2. Step 2: Convert to fraction form
    67,780.47/93,529.58 = 37,564.95/x
  3. Step 3: Cross multiply
    67,780.47x = 93,529.58 × 37,564.95
  4. Step 4: Simplify right side
    67,780.47x = 3,513,433,808.40
  5. Step 5: Solve for x
    x = 3,513,433,808.40/67,780.47
  6. Step 6: Final answer
    x = 51,835.49

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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.