Home / 160,113.27-220,957.95-87,518.23

Finding the Fourth Proportional to 160,113.27, 220,957.95 and 87,518.23

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Solution

The fourth proportional to 160,113.27, 220,957.95 and 87,518.23 is: 120,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,113.27 : 220,957.95 = 87,518.23 : x
  2. Step 2: Convert to fraction form
    160,113.27/220,957.95 = 87,518.23/x
  3. Step 3: Cross multiply
    160,113.27x = 220,957.95 × 87,518.23
  4. Step 4: Simplify right side
    160,113.27x = 19,337,848,688.43
  5. Step 5: Solve for x
    x = 19,337,848,688.43/160,113.27
  6. Step 6: Final answer
    x = 120,776.05

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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.