Home / 170,337.45-235,013.64-98,703.63

Finding the Fourth Proportional to 170,337.45, 235,013.64 and 98,703.63

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Solution

The fourth proportional to 170,337.45, 235,013.64 and 98,703.63 is: 136,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,337.45 : 235,013.64 = 98,703.63 : x
  2. Step 2: Convert to fraction form
    170,337.45/235,013.64 = 98,703.63/x
  3. Step 3: Cross multiply
    170,337.45x = 235,013.64 × 98,703.63
  4. Step 4: Simplify right side
    170,337.45x = 23,196,699,367.51
  5. Step 5: Solve for x
    x = 23,196,699,367.51/170,337.45
  6. Step 6: Final answer
    x = 136,180.85

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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.