Home / 109,834.19-151,574.75-60,776.36

Finding the Fourth Proportional to 109,834.19, 151,574.75 and 60,776.36

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Solution

The fourth proportional to 109,834.19, 151,574.75 and 60,776.36 is: 83,873.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,834.19 : 151,574.75 = 60,776.36 : x
  2. Step 2: Convert to fraction form
    109,834.19/151,574.75 = 60,776.36/x
  3. Step 3: Cross multiply
    109,834.19x = 151,574.75 × 60,776.36
  4. Step 4: Simplify right side
    109,834.19x = 9,212,160,966.98
  5. Step 5: Solve for x
    x = 9,212,160,966.98/109,834.19
  6. Step 6: Final answer
    x = 83,873.35

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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.