Home / 155,325.40-232,840.42-99,007.41

Finding the Fourth Proportional to 155,325.40, 232,840.42 and 99,007.41

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Solution

The fourth proportional to 155,325.40, 232,840.42 and 99,007.41 is: 148,416.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,325.40 : 232,840.42 = 99,007.41 : x
  2. Step 2: Convert to fraction form
    155,325.40/232,840.42 = 99,007.41/x
  3. Step 3: Cross multiply
    155,325.40x = 232,840.42 × 99,007.41
  4. Step 4: Simplify right side
    155,325.40x = 23,052,926,927.51
  5. Step 5: Solve for x
    x = 23,052,926,927.51/155,325.40
  6. Step 6: Final answer
    x = 148,416.98

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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.