Home / 101,094.10-151,341.63-74,916.34

Finding the Fourth Proportional to 101,094.10, 151,341.63 and 74,916.34

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Solution

The fourth proportional to 101,094.10, 151,341.63 and 74,916.34 is: 112,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,094.10 : 151,341.63 = 74,916.34 : x
  2. Step 2: Convert to fraction form
    101,094.10/151,341.63 = 74,916.34/x
  3. Step 3: Cross multiply
    101,094.10x = 151,341.63 × 74,916.34
  4. Step 4: Simplify right side
    101,094.10x = 11,337,961,009.23
  5. Step 5: Solve for x
    x = 11,337,961,009.23/101,094.10
  6. Step 6: Final answer
    x = 112,152.55

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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.