Home / 109,778.04-151,518.54-62,059.08

Finding the Fourth Proportional to 109,778.04, 151,518.54 and 62,059.08

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Solution

The fourth proportional to 109,778.04, 151,518.54 and 62,059.08 is: 85,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,778.04 : 151,518.54 = 62,059.08 : x
  2. Step 2: Convert to fraction form
    109,778.04/151,518.54 = 62,059.08/x
  3. Step 3: Cross multiply
    109,778.04x = 151,518.54 × 62,059.08
  4. Step 4: Simplify right side
    109,778.04x = 9,403,101,195.34
  5. Step 5: Solve for x
    x = 9,403,101,195.34/109,778.04
  6. Step 6: Final answer
    x = 85,655.58

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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.