Home / 70,572.06-97,388.73-38,740.14

Finding the Fourth Proportional to 70,572.06, 97,388.73 and 38,740.14

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Solution

The fourth proportional to 70,572.06, 97,388.73 and 38,740.14 is: 53,461.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,572.06 : 97,388.73 = 38,740.14 : x
  2. Step 2: Convert to fraction form
    70,572.06/97,388.73 = 38,740.14/x
  3. Step 3: Cross multiply
    70,572.06x = 97,388.73 × 38,740.14
  4. Step 4: Simplify right side
    70,572.06x = 3,772,853,034.62
  5. Step 5: Solve for x
    x = 3,772,853,034.62/70,572.06
  6. Step 6: Final answer
    x = 53,461.00

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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.