Home / 61,681.02-85,120.23-33,386.77

Finding the Fourth Proportional to 61,681.02, 85,120.23 and 33,386.77

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Solution

The fourth proportional to 61,681.02, 85,120.23 and 33,386.77 is: 46,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,681.02 : 85,120.23 = 33,386.77 : x
  2. Step 2: Convert to fraction form
    61,681.02/85,120.23 = 33,386.77/x
  3. Step 3: Cross multiply
    61,681.02x = 85,120.23 × 33,386.77
  4. Step 4: Simplify right side
    61,681.02x = 2,841,889,541.36
  5. Step 5: Solve for x
    x = 2,841,889,541.36/61,681.02
  6. Step 6: Final answer
    x = 46,073.97

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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.