Home / 211,548.16-291,931.45-116,054.02

Finding the Fourth Proportional to 211,548.16, 291,931.45 and 116,054.02

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Solution

The fourth proportional to 211,548.16, 291,931.45 and 116,054.02 is: 160,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,548.16 : 291,931.45 = 116,054.02 : x
  2. Step 2: Convert to fraction form
    211,548.16/291,931.45 = 116,054.02/x
  3. Step 3: Cross multiply
    211,548.16x = 291,931.45 × 116,054.02
  4. Step 4: Simplify right side
    211,548.16x = 33,879,818,336.93
  5. Step 5: Solve for x
    x = 33,879,818,336.93/211,548.16
  6. Step 6: Final answer
    x = 160,151.80

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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.