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Finding the Fourth Proportional to 58,386.79, 80,574.02 and 32,893.46

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Solution

The fourth proportional to 58,386.79, 80,574.02 and 32,893.46 is: 45,393.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,386.79 : 80,574.02 = 32,893.46 : x
  2. Step 2: Convert to fraction form
    58,386.79/80,574.02 = 32,893.46/x
  3. Step 3: Cross multiply
    58,386.79x = 80,574.02 × 32,893.46
  4. Step 4: Simplify right side
    58,386.79x = 2,650,358,303.91
  5. Step 5: Solve for x
    x = 2,650,358,303.91/58,386.79
  6. Step 6: Final answer
    x = 45,393.12

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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.