Home / 91,009.02-125,513.91-59,166.30

Finding the Fourth Proportional to 91,009.02, 125,513.91 and 59,166.30

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Solution

The fourth proportional to 91,009.02, 125,513.91 and 59,166.30 is: 81,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,009.02 : 125,513.91 = 59,166.30 : x
  2. Step 2: Convert to fraction form
    91,009.02/125,513.91 = 59,166.30/x
  3. Step 3: Cross multiply
    91,009.02x = 125,513.91 × 59,166.30
  4. Step 4: Simplify right side
    91,009.02x = 7,426,193,653.23
  5. Step 5: Solve for x
    x = 7,426,193,653.23/91,009.02
  6. Step 6: Final answer
    x = 81,598.44

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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.