Home / 84,457.50-116,523.05-48,646.68

Finding the Fourth Proportional to 84,457.50, 116,523.05 and 48,646.68

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Solution

The fourth proportional to 84,457.50, 116,523.05 and 48,646.68 is: 67,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,457.50 : 116,523.05 = 48,646.68 : x
  2. Step 2: Convert to fraction form
    84,457.50/116,523.05 = 48,646.68/x
  3. Step 3: Cross multiply
    84,457.50x = 116,523.05 × 48,646.68
  4. Step 4: Simplify right side
    84,457.50x = 5,668,459,282.74
  5. Step 5: Solve for x
    x = 5,668,459,282.74/84,457.50
  6. Step 6: Final answer
    x = 67,116.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.