Home / 113,748.84-157,023.72-73,482.21

Finding the Fourth Proportional to 113,748.84, 157,023.72 and 73,482.21

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Solution

The fourth proportional to 113,748.84, 157,023.72 and 73,482.21 is: 101,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,748.84 : 157,023.72 = 73,482.21 : x
  2. Step 2: Convert to fraction form
    113,748.84/157,023.72 = 73,482.21/x
  3. Step 3: Cross multiply
    113,748.84x = 157,023.72 × 73,482.21
  4. Step 4: Simplify right side
    113,748.84x = 11,538,449,968.02
  5. Step 5: Solve for x
    x = 11,538,449,968.02/113,748.84
  6. Step 6: Final answer
    x = 101,437.96

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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.