Home / 109,505.58-151,117.93-59,204.58

Finding the Fourth Proportional to 109,505.58, 151,117.93 and 59,204.58

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Solution

The fourth proportional to 109,505.58, 151,117.93 and 59,204.58 is: 81,702.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,505.58 : 151,117.93 = 59,204.58 : x
  2. Step 2: Convert to fraction form
    109,505.58/151,117.93 = 59,204.58/x
  3. Step 3: Cross multiply
    109,505.58x = 151,117.93 × 59,204.58
  4. Step 4: Simplify right side
    109,505.58x = 8,946,873,280.10
  5. Step 5: Solve for x
    x = 8,946,873,280.10/109,505.58
  6. Step 6: Final answer
    x = 81,702.44

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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.