Home / 124,037.10-186,055.65-108,485.10

Finding the Fourth Proportional to 124,037.10, 186,055.65 and 108,485.10

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Solution

The fourth proportional to 124,037.10, 186,055.65 and 108,485.10 is: 162,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,037.10 : 186,055.65 = 108,485.10 : x
  2. Step 2: Convert to fraction form
    124,037.10/186,055.65 = 108,485.10/x
  3. Step 3: Cross multiply
    124,037.10x = 186,055.65 × 108,485.10
  4. Step 4: Simplify right side
    124,037.10x = 20,184,265,795.82
  5. Step 5: Solve for x
    x = 20,184,265,795.82/124,037.10
  6. Step 6: Final answer
    x = 162,727.65

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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.