Home / 163,711.20-245,566.80-58,533.60

Finding the Fourth Proportional to 163,711.20, 245,566.80 and 58,533.60

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Solution

The fourth proportional to 163,711.20, 245,566.80 and 58,533.60 is: 87,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,711.20 : 245,566.80 = 58,533.60 : x
  2. Step 2: Convert to fraction form
    163,711.20/245,566.80 = 58,533.60/x
  3. Step 3: Cross multiply
    163,711.20x = 245,566.80 × 58,533.60
  4. Step 4: Simplify right side
    163,711.20x = 14,373,908,844.48
  5. Step 5: Solve for x
    x = 14,373,908,844.48/163,711.20
  6. Step 6: Final answer
    x = 87,800.40

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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.