Home / 70,972.35-97,948.74-53,036.20

Finding the Fourth Proportional to 70,972.35, 97,948.74 and 53,036.20

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Solution

The fourth proportional to 70,972.35, 97,948.74 and 53,036.20 is: 73,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,972.35 : 97,948.74 = 53,036.20 : x
  2. Step 2: Convert to fraction form
    70,972.35/97,948.74 = 53,036.20/x
  3. Step 3: Cross multiply
    70,972.35x = 97,948.74 × 53,036.20
  4. Step 4: Simplify right side
    70,972.35x = 5,194,828,964.39
  5. Step 5: Solve for x
    x = 5,194,828,964.39/70,972.35
  6. Step 6: Final answer
    x = 73,195.11

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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.