Home / 191,529.40-286,613.70-166,840.60

Finding the Fourth Proportional to 191,529.40, 286,613.70 and 166,840.60

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Solution

The fourth proportional to 191,529.40, 286,613.70 and 166,840.60 is: 249,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,529.40 : 286,613.70 = 166,840.60 : x
  2. Step 2: Convert to fraction form
    191,529.40/286,613.70 = 166,840.60/x
  3. Step 3: Cross multiply
    191,529.40x = 286,613.70 × 166,840.60
  4. Step 4: Simplify right side
    191,529.40x = 47,818,801,676.22
  5. Step 5: Solve for x
    x = 47,818,801,676.22/191,529.40
  6. Step 6: Final answer
    x = 249,668.21

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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.