Home / 213,030.95-294,000.27-121,179.02

Finding the Fourth Proportional to 213,030.95, 294,000.27 and 121,179.02

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Solution

The fourth proportional to 213,030.95, 294,000.27 and 121,179.02 is: 167,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,030.95 : 294,000.27 = 121,179.02 : x
  2. Step 2: Convert to fraction form
    213,030.95/294,000.27 = 121,179.02/x
  3. Step 3: Cross multiply
    213,030.95x = 294,000.27 × 121,179.02
  4. Step 4: Simplify right side
    213,030.95x = 35,626,664,598.34
  5. Step 5: Solve for x
    x = 35,626,664,598.34/213,030.95
  6. Step 6: Final answer
    x = 167,237.04

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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.