Home / 112,084.40-154,674.34-61,097.60

Finding the Fourth Proportional to 112,084.40, 154,674.34 and 61,097.60

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Solution

The fourth proportional to 112,084.40, 154,674.34 and 61,097.60 is: 84,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,084.40 : 154,674.34 = 61,097.60 : x
  2. Step 2: Convert to fraction form
    112,084.40/154,674.34 = 61,097.60/x
  3. Step 3: Cross multiply
    112,084.40x = 154,674.34 × 61,097.60
  4. Step 4: Simplify right side
    112,084.40x = 9,450,230,955.58
  5. Step 5: Solve for x
    x = 9,450,230,955.58/112,084.40
  6. Step 6: Final answer
    x = 84,313.53

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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.