Home / 153,343.53-229,937.54-70,166.25

Finding the Fourth Proportional to 153,343.53, 229,937.54 and 70,166.25

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Solution

The fourth proportional to 153,343.53, 229,937.54 and 70,166.25 is: 105,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,343.53 : 229,937.54 = 70,166.25 : x
  2. Step 2: Convert to fraction form
    153,343.53/229,937.54 = 70,166.25/x
  3. Step 3: Cross multiply
    153,343.53x = 229,937.54 × 70,166.25
  4. Step 4: Simplify right side
    153,343.53x = 16,133,854,565.19
  5. Step 5: Solve for x
    x = 16,133,854,565.19/153,343.53
  6. Step 6: Final answer
    x = 105,213.79

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1.5x scale

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.