Home / 91,974.60-126,970.88-60,192.05

Finding the Fourth Proportional to 91,974.60, 126,970.88 and 60,192.05

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Solution

The fourth proportional to 91,974.60, 126,970.88 and 60,192.05 is: 83,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,974.60 : 126,970.88 = 60,192.05 : x
  2. Step 2: Convert to fraction form
    91,974.60/126,970.88 = 60,192.05/x
  3. Step 3: Cross multiply
    91,974.60x = 126,970.88 × 60,192.05
  4. Step 4: Simplify right side
    91,974.60x = 7,642,636,621.69
  5. Step 5: Solve for x
    x = 7,642,636,621.69/91,974.60
  6. Step 6: Final answer
    x = 83,095.08

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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.