Home / 70,832.19-97,748.54-39,001.18

Finding the Fourth Proportional to 70,832.19, 97,748.54 and 39,001.18

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Solution

The fourth proportional to 70,832.19, 97,748.54 and 39,001.18 is: 53,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,832.19 : 97,748.54 = 39,001.18 : x
  2. Step 2: Convert to fraction form
    70,832.19/97,748.54 = 39,001.18/x
  3. Step 3: Cross multiply
    70,832.19x = 97,748.54 × 39,001.18
  4. Step 4: Simplify right side
    70,832.19x = 3,812,308,403.28
  5. Step 5: Solve for x
    x = 3,812,308,403.28/70,832.19
  6. Step 6: Final answer
    x = 53,821.69

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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.