Home / 131,457.60-197,206.08-48,345.28

Finding the Fourth Proportional to 131,457.60, 197,206.08 and 48,345.28

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Solution

The fourth proportional to 131,457.60, 197,206.08 and 48,345.28 is: 72,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,457.60 : 197,206.08 = 48,345.28 : x
  2. Step 2: Convert to fraction form
    131,457.60/197,206.08 = 48,345.28/x
  3. Step 3: Cross multiply
    131,457.60x = 197,206.08 × 48,345.28
  4. Step 4: Simplify right side
    131,457.60x = 9,533,983,155.30
  5. Step 5: Solve for x
    x = 9,533,983,155.30/131,457.60
  6. Step 6: Final answer
    x = 72,525.16

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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.