Home / 249,785.60-374,888.96-100,130.56

Finding the Fourth Proportional to 249,785.60, 374,888.96 and 100,130.56

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Solution

The fourth proportional to 249,785.60, 374,888.96 and 100,130.56 is: 150,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,785.60 : 374,888.96 = 100,130.56 : x
  2. Step 2: Convert to fraction form
    249,785.60/374,888.96 = 100,130.56/x
  3. Step 3: Cross multiply
    249,785.60x = 374,888.96 × 100,130.56
  4. Step 4: Simplify right side
    249,785.60x = 37,537,841,502.62
  5. Step 5: Solve for x
    x = 37,537,841,502.62/249,785.60
  6. Step 6: Final answer
    x = 150,280.25

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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.