Home / 181,037.34-249,819.53-100,459.76

Finding the Fourth Proportional to 181,037.34, 249,819.53 and 100,459.76

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Solution

The fourth proportional to 181,037.34, 249,819.53 and 100,459.76 is: 138,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,037.34 : 249,819.53 = 100,459.76 : x
  2. Step 2: Convert to fraction form
    181,037.34/249,819.53 = 100,459.76/x
  3. Step 3: Cross multiply
    181,037.34x = 249,819.53 × 100,459.76
  4. Step 4: Simplify right side
    181,037.34x = 25,096,808,275.72
  5. Step 5: Solve for x
    x = 25,096,808,275.72/181,037.34
  6. Step 6: Final answer
    x = 138,627.80

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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.