Home / 157,637.10-236,455.65-144,734.70

Finding the Fourth Proportional to 157,637.10, 236,455.65 and 144,734.70

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Solution

The fourth proportional to 157,637.10, 236,455.65 and 144,734.70 is: 217,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,637.10 : 236,455.65 = 144,734.70 : x
  2. Step 2: Convert to fraction form
    157,637.10/236,455.65 = 144,734.70/x
  3. Step 3: Cross multiply
    157,637.10x = 236,455.65 × 144,734.70
  4. Step 4: Simplify right side
    157,637.10x = 34,223,337,566.06
  5. Step 5: Solve for x
    x = 34,223,337,566.06/157,637.10
  6. Step 6: Final answer
    x = 217,102.05

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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.