Home / 170,135.16-234,878.58-119,303.88

Finding the Fourth Proportional to 170,135.16, 234,878.58 and 119,303.88

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Solution

The fourth proportional to 170,135.16, 234,878.58 and 119,303.88 is: 164,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,135.16 : 234,878.58 = 119,303.88 : x
  2. Step 2: Convert to fraction form
    170,135.16/234,878.58 = 119,303.88/x
  3. Step 3: Cross multiply
    170,135.16x = 234,878.58 × 119,303.88
  4. Step 4: Simplify right side
    170,135.16x = 28,021,925,922.89
  5. Step 5: Solve for x
    x = 28,021,925,922.89/170,135.16
  6. Step 6: Final answer
    x = 164,703.91

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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.