Home / 121,543.36-182,345.83-37,307.79

Finding the Fourth Proportional to 121,543.36, 182,345.83 and 37,307.79

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Solution

The fourth proportional to 121,543.36, 182,345.83 and 37,307.79 is: 55,971.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,543.36 : 182,345.83 = 37,307.79 : x
  2. Step 2: Convert to fraction form
    121,543.36/182,345.83 = 37,307.79/x
  3. Step 3: Cross multiply
    121,543.36x = 182,345.83 × 37,307.79
  4. Step 4: Simplify right side
    121,543.36x = 6,802,920,049.60
  5. Step 5: Solve for x
    x = 6,802,920,049.60/121,543.36
  6. Step 6: Final answer
    x = 55,971.14

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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.