Home / 211,030.95-291,220.90-114,234.33

Finding the Fourth Proportional to 211,030.95, 291,220.90 and 114,234.33

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Solution

The fourth proportional to 211,030.95, 291,220.90 and 114,234.33 is: 157,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,030.95 : 291,220.90 = 114,234.33 : x
  2. Step 2: Convert to fraction form
    211,030.95/291,220.90 = 114,234.33/x
  3. Step 3: Cross multiply
    211,030.95x = 291,220.90 × 114,234.33
  4. Step 4: Simplify right side
    211,030.95x = 33,267,424,393.50
  5. Step 5: Solve for x
    x = 33,267,424,393.50/211,030.95
  6. Step 6: Final answer
    x = 157,642.40

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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.