Home / 164,870.40-247,319.52-52,566.60

Finding the Fourth Proportional to 164,870.40, 247,319.52 and 52,566.60

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Solution

The fourth proportional to 164,870.40, 247,319.52 and 52,566.60 is: 78,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,870.40 : 247,319.52 = 52,566.60 : x
  2. Step 2: Convert to fraction form
    164,870.40/247,319.52 = 52,566.60/x
  3. Step 3: Cross multiply
    164,870.40x = 247,319.52 × 52,566.60
  4. Step 4: Simplify right side
    164,870.40x = 13,000,746,280.03
  5. Step 5: Solve for x
    x = 13,000,746,280.03/164,870.40
  6. Step 6: Final answer
    x = 78,854.34

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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.