Home / 58,673.64-80,948.40-38,541.48

Finding the Fourth Proportional to 58,673.64, 80,948.40 and 38,541.48

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Solution

The fourth proportional to 58,673.64, 80,948.40 and 38,541.48 is: 53,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,673.64 : 80,948.40 = 38,541.48 : x
  2. Step 2: Convert to fraction form
    58,673.64/80,948.40 = 38,541.48/x
  3. Step 3: Cross multiply
    58,673.64x = 80,948.40 × 38,541.48
  4. Step 4: Simplify right side
    58,673.64x = 3,119,871,139.63
  5. Step 5: Solve for x
    x = 3,119,871,139.63/58,673.64
  6. Step 6: Final answer
    x = 53,173.30

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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.