Home / 106,977.05-147,632.95-59,230.40

Finding the Fourth Proportional to 106,977.05, 147,632.95 and 59,230.40

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Solution

The fourth proportional to 106,977.05, 147,632.95 and 59,230.40 is: 81,740.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,977.05 : 147,632.95 = 59,230.40 : x
  2. Step 2: Convert to fraction form
    106,977.05/147,632.95 = 59,230.40/x
  3. Step 3: Cross multiply
    106,977.05x = 147,632.95 × 59,230.40
  4. Step 4: Simplify right side
    106,977.05x = 8,744,358,385.53
  5. Step 5: Solve for x
    x = 8,744,358,385.53/106,977.05
  6. Step 6: Final answer
    x = 81,740.51

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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.