Home / 113,534.94-169,930.89-83,541.18

Finding the Fourth Proportional to 113,534.94, 169,930.89 and 83,541.18

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Solution

The fourth proportional to 113,534.94, 169,930.89 and 83,541.18 is: 125,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,534.94 : 169,930.89 = 83,541.18 : x
  2. Step 2: Convert to fraction form
    113,534.94/169,930.89 = 83,541.18/x
  3. Step 3: Cross multiply
    113,534.94x = 169,930.89 × 83,541.18
  4. Step 4: Simplify right side
    113,534.94x = 14,196,227,069.05
  5. Step 5: Solve for x
    x = 14,196,227,069.05/113,534.94
  6. Step 6: Final answer
    x = 125,038.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.