Home / 157,675.02-236,486.96-45,329.64

Finding the Fourth Proportional to 157,675.02, 236,486.96 and 45,329.64

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Solution

The fourth proportional to 157,675.02, 236,486.96 and 45,329.64 is: 67,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,675.02 : 236,486.96 = 45,329.64 : x
  2. Step 2: Convert to fraction form
    157,675.02/236,486.96 = 45,329.64/x
  3. Step 3: Cross multiply
    157,675.02x = 236,486.96 × 45,329.64
  4. Step 4: Simplify right side
    157,675.02x = 10,719,868,761.49
  5. Step 5: Solve for x
    x = 10,719,868,761.49/157,675.02
  6. Step 6: Final answer
    x = 67,987.11

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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.