Home / 121,417.65-182,047.50-58,236.57

Finding the Fourth Proportional to 121,417.65, 182,047.50 and 58,236.57

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Solution

The fourth proportional to 121,417.65, 182,047.50 and 58,236.57 is: 87,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,417.65 : 182,047.50 = 58,236.57 : x
  2. Step 2: Convert to fraction form
    121,417.65/182,047.50 = 58,236.57/x
  3. Step 3: Cross multiply
    121,417.65x = 182,047.50 × 58,236.57
  4. Step 4: Simplify right side
    121,417.65x = 10,601,821,977.08
  5. Step 5: Solve for x
    x = 10,601,821,977.08/121,417.65
  6. Step 6: Final answer
    x = 87,316.98

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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.