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Finding the Fourth Proportional to 181,013.79, 249,810.96 and 104,536.10

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Solution

The fourth proportional to 181,013.79, 249,810.96 and 104,536.10 is: 144,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,013.79 : 249,810.96 = 104,536.10 : x
  2. Step 2: Convert to fraction form
    181,013.79/249,810.96 = 104,536.10/x
  3. Step 3: Cross multiply
    181,013.79x = 249,810.96 × 104,536.10
  4. Step 4: Simplify right side
    181,013.79x = 26,114,262,246.60
  5. Step 5: Solve for x
    x = 26,114,262,246.60/181,013.79
  6. Step 6: Final answer
    x = 144,266.70

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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.