Home / 158,300.80-237,451.20-105,337.60

Finding the Fourth Proportional to 158,300.80, 237,451.20 and 105,337.60

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Solution

The fourth proportional to 158,300.80, 237,451.20 and 105,337.60 is: 158,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,300.80 : 237,451.20 = 105,337.60 : x
  2. Step 2: Convert to fraction form
    158,300.80/237,451.20 = 105,337.60/x
  3. Step 3: Cross multiply
    158,300.80x = 237,451.20 × 105,337.60
  4. Step 4: Simplify right side
    158,300.80x = 25,012,539,525.12
  5. Step 5: Solve for x
    x = 25,012,539,525.12/158,300.80
  6. Step 6: Final answer
    x = 158,006.40

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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.