Home / 163,622.40-245,433.60-52,814.40

Finding the Fourth Proportional to 163,622.40, 245,433.60 and 52,814.40

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Solution

The fourth proportional to 163,622.40, 245,433.60 and 52,814.40 is: 79,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,622.40 : 245,433.60 = 52,814.40 : x
  2. Step 2: Convert to fraction form
    163,622.40/245,433.60 = 52,814.40/x
  3. Step 3: Cross multiply
    163,622.40x = 245,433.60 × 52,814.40
  4. Step 4: Simplify right side
    163,622.40x = 12,962,428,323.84
  5. Step 5: Solve for x
    x = 12,962,428,323.84/163,622.40
  6. Step 6: Final answer
    x = 79,221.60

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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.