Home / 109,880.01-151,637.40-62,140.50

Finding the Fourth Proportional to 109,880.01, 151,637.40 and 62,140.50

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Solution

The fourth proportional to 109,880.01, 151,637.40 and 62,140.50 is: 85,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,880.01 : 151,637.40 = 62,140.50 : x
  2. Step 2: Convert to fraction form
    109,880.01/151,637.40 = 62,140.50/x
  3. Step 3: Cross multiply
    109,880.01x = 151,637.40 × 62,140.50
  4. Step 4: Simplify right side
    109,880.01x = 9,422,823,854.70
  5. Step 5: Solve for x
    x = 9,422,823,854.70/109,880.01
  6. Step 6: Final answer
    x = 85,755.58

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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.