Home / 113,824.08-157,070.88-63,526.32

Finding the Fourth Proportional to 113,824.08, 157,070.88 and 63,526.32

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Solution

The fourth proportional to 113,824.08, 157,070.88 and 63,526.32 is: 87,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,824.08 : 157,070.88 = 63,526.32 : x
  2. Step 2: Convert to fraction form
    113,824.08/157,070.88 = 63,526.32/x
  3. Step 3: Cross multiply
    113,824.08x = 157,070.88 × 63,526.32
  4. Step 4: Simplify right side
    113,824.08x = 9,978,134,985.56
  5. Step 5: Solve for x
    x = 9,978,134,985.56/113,824.08
  6. Step 6: Final answer
    x = 87,662.78

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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.