Home / 163,632.25-245,448.69-45,303.94

Finding the Fourth Proportional to 163,632.25, 245,448.69 and 45,303.94

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Solution

The fourth proportional to 163,632.25, 245,448.69 and 45,303.94 is: 67,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,632.25 : 245,448.69 = 45,303.94 : x
  2. Step 2: Convert to fraction form
    163,632.25/245,448.69 = 45,303.94/x
  3. Step 3: Cross multiply
    163,632.25x = 245,448.69 × 45,303.94
  4. Step 4: Simplify right side
    163,632.25x = 11,119,792,724.84
  5. Step 5: Solve for x
    x = 11,119,792,724.84/163,632.25
  6. Step 6: Final answer
    x = 67,956.00

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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.