Home / 77,880.60-116,594.10-58,246.20

Finding the Fourth Proportional to 77,880.60, 116,594.10 and 58,246.20

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Solution

The fourth proportional to 77,880.60, 116,594.10 and 58,246.20 is: 87,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,880.60 : 116,594.10 = 58,246.20 : x
  2. Step 2: Convert to fraction form
    77,880.60/116,594.10 = 58,246.20/x
  3. Step 3: Cross multiply
    77,880.60x = 116,594.10 × 58,246.20
  4. Step 4: Simplify right side
    77,880.60x = 6,791,163,267.42
  5. Step 5: Solve for x
    x = 6,791,163,267.42/77,880.60
  6. Step 6: Final answer
    x = 87,199.68

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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.