Home / 121,406.10-182,109.15-62,357.10

Finding the Fourth Proportional to 121,406.10, 182,109.15 and 62,357.10

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Solution

The fourth proportional to 121,406.10, 182,109.15 and 62,357.10 is: 93,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,406.10 : 182,109.15 = 62,357.10 : x
  2. Step 2: Convert to fraction form
    121,406.10/182,109.15 = 62,357.10/x
  3. Step 3: Cross multiply
    121,406.10x = 182,109.15 × 62,357.10
  4. Step 4: Simplify right side
    121,406.10x = 11,355,798,477.47
  5. Step 5: Solve for x
    x = 11,355,798,477.47/121,406.10
  6. Step 6: Final answer
    x = 93,535.65

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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.