Home / 166,302.52-249,538.02-72,809.08

Finding the Fourth Proportional to 166,302.52, 249,538.02 and 72,809.08

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Solution

The fourth proportional to 166,302.52, 249,538.02 and 72,809.08 is: 109,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,302.52 : 249,538.02 = 72,809.08 : x
  2. Step 2: Convert to fraction form
    166,302.52/249,538.02 = 72,809.08/x
  3. Step 3: Cross multiply
    166,302.52x = 249,538.02 × 72,809.08
  4. Step 4: Simplify right side
    166,302.52x = 18,168,633,661.22
  5. Step 5: Solve for x
    x = 18,168,633,661.22/166,302.52
  6. Step 6: Final answer
    x = 109,250.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.