Home / 159,303.06-238,806.90-70,509.24

Finding the Fourth Proportional to 159,303.06, 238,806.90 and 70,509.24

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Solution

The fourth proportional to 159,303.06, 238,806.90 and 70,509.24 is: 105,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,303.06 : 238,806.90 = 70,509.24 : x
  2. Step 2: Convert to fraction form
    159,303.06/238,806.90 = 70,509.24/x
  3. Step 3: Cross multiply
    159,303.06x = 238,806.90 × 70,509.24
  4. Step 4: Simplify right side
    159,303.06x = 16,838,093,025.76
  5. Step 5: Solve for x
    x = 16,838,093,025.76/159,303.06
  6. Step 6: Final answer
    x = 105,698.49

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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.