Home / 98,210.52-147,312.10-58,504.32

Finding the Fourth Proportional to 98,210.52, 147,312.10 and 58,504.32

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Solution

The fourth proportional to 98,210.52, 147,312.10 and 58,504.32 is: 87,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,210.52 : 147,312.10 = 58,504.32 : x
  2. Step 2: Convert to fraction form
    98,210.52/147,312.10 = 58,504.32/x
  3. Step 3: Cross multiply
    98,210.52x = 147,312.10 × 58,504.32
  4. Step 4: Simplify right side
    98,210.52x = 8,618,394,238.27
  5. Step 5: Solve for x
    x = 8,618,394,238.27/98,210.52
  6. Step 6: Final answer
    x = 87,754.29

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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.