Home / 229,166.20-316,307.49-156,598.47

Finding the Fourth Proportional to 229,166.20, 316,307.49 and 156,598.47

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Solution

The fourth proportional to 229,166.20, 316,307.49 and 156,598.47 is: 216,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,166.20 : 316,307.49 = 156,598.47 : x
  2. Step 2: Convert to fraction form
    229,166.20/316,307.49 = 156,598.47/x
  3. Step 3: Cross multiply
    229,166.20x = 316,307.49 × 156,598.47
  4. Step 4: Simplify right side
    229,166.20x = 49,533,266,619.01
  5. Step 5: Solve for x
    x = 49,533,266,619.01/229,166.20
  6. Step 6: Final answer
    x = 216,145.60

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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.