Home / 113,757.06-157,041.58-70,750.42

Finding the Fourth Proportional to 113,757.06, 157,041.58 and 70,750.42

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Solution

The fourth proportional to 113,757.06, 157,041.58 and 70,750.42 is: 97,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,757.06 : 157,041.58 = 70,750.42 : x
  2. Step 2: Convert to fraction form
    113,757.06/157,041.58 = 70,750.42/x
  3. Step 3: Cross multiply
    113,757.06x = 157,041.58 × 70,750.42
  4. Step 4: Simplify right side
    113,757.06x = 11,110,757,646.14
  5. Step 5: Solve for x
    x = 11,110,757,646.14/113,757.06
  6. Step 6: Final answer
    x = 97,670.93

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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.