Home / 355,017.08-532,507.46-130,360.24

Finding the Fourth Proportional to 355,017.08, 532,507.46 and 130,360.24

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Solution

The fourth proportional to 355,017.08, 532,507.46 and 130,360.24 is: 195,533.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,017.08 : 532,507.46 = 130,360.24 : x
  2. Step 2: Convert to fraction form
    355,017.08/532,507.46 = 130,360.24/x
  3. Step 3: Cross multiply
    355,017.08x = 532,507.46 × 130,360.24
  4. Step 4: Simplify right side
    355,017.08x = 69,417,797,461.90
  5. Step 5: Solve for x
    x = 69,417,797,461.90/355,017.08
  6. Step 6: Final answer
    x = 195,533.69

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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.