Home / 211,681.33-292,124.01-116,196.91

Finding the Fourth Proportional to 211,681.33, 292,124.01 and 116,196.91

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Solution

The fourth proportional to 211,681.33, 292,124.01 and 116,196.91 is: 160,353.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,681.33 : 292,124.01 = 116,196.91 : x
  2. Step 2: Convert to fraction form
    211,681.33/292,124.01 = 116,196.91/x
  3. Step 3: Cross multiply
    211,681.33x = 292,124.01 × 116,196.91
  4. Step 4: Simplify right side
    211,681.33x = 33,943,907,298.81
  5. Step 5: Solve for x
    x = 33,943,907,298.81/211,681.33
  6. Step 6: Final answer
    x = 160,353.81

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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.