Home / 245,030.40-367,545.60-104,803.20

Finding the Fourth Proportional to 245,030.40, 367,545.60 and 104,803.20

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Solution

The fourth proportional to 245,030.40, 367,545.60 and 104,803.20 is: 157,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,030.40 : 367,545.60 = 104,803.20 : x
  2. Step 2: Convert to fraction form
    245,030.40/367,545.60 = 104,803.20/x
  3. Step 3: Cross multiply
    245,030.40x = 367,545.60 × 104,803.20
  4. Step 4: Simplify right side
    245,030.40x = 38,519,955,025.92
  5. Step 5: Solve for x
    x = 38,519,955,025.92/245,030.40
  6. Step 6: Final answer
    x = 157,204.80

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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.