Home / 156,727-235,090.02-56,887.08

Finding the Fourth Proportional to 156,727, 235,090.02 and 56,887.08

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Solution

The fourth proportional to 156,727, 235,090.02 and 56,887.08 is: 85,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,727 : 235,090.02 = 56,887.08 : x
  2. Step 2: Convert to fraction form
    156,727/235,090.02 = 56,887.08/x
  3. Step 3: Cross multiply
    156,727x = 235,090.02 × 56,887.08
  4. Step 4: Simplify right side
    156,727x = 13,373,584,774.94
  5. Step 5: Solve for x
    x = 13,373,584,774.94/156,727
  6. Step 6: Final answer
    x = 85,330.45

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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.