Home / 91,364.01-126,036.16-61,150.60

Finding the Fourth Proportional to 91,364.01, 126,036.16 and 61,150.60

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Solution

The fourth proportional to 91,364.01, 126,036.16 and 61,150.60 is: 84,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,364.01 : 126,036.16 = 61,150.60 : x
  2. Step 2: Convert to fraction form
    91,364.01/126,036.16 = 61,150.60/x
  3. Step 3: Cross multiply
    91,364.01x = 126,036.16 × 61,150.60
  4. Step 4: Simplify right side
    91,364.01x = 7,707,186,805.70
  5. Step 5: Solve for x
    x = 7,707,186,805.70/91,364.01
  6. Step 6: Final answer
    x = 84,356.92

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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.