Home / 191,012.66-263,599.02-119,434.16

Finding the Fourth Proportional to 191,012.66, 263,599.02 and 119,434.16

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Solution

The fourth proportional to 191,012.66, 263,599.02 and 119,434.16 is: 164,820.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,012.66 : 263,599.02 = 119,434.16 : x
  2. Step 2: Convert to fraction form
    191,012.66/263,599.02 = 119,434.16/x
  3. Step 3: Cross multiply
    191,012.66x = 263,599.02 × 119,434.16
  4. Step 4: Simplify right side
    191,012.66x = 31,482,727,530.52
  5. Step 5: Solve for x
    x = 31,482,727,530.52/191,012.66
  6. Step 6: Final answer
    x = 164,820.11

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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.