Home / 92,674.06-127,888.80-52,386.40

Finding the Fourth Proportional to 92,674.06, 127,888.80 and 52,386.40

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Solution

The fourth proportional to 92,674.06, 127,888.80 and 52,386.40 is: 72,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,674.06 : 127,888.80 = 52,386.40 : x
  2. Step 2: Convert to fraction form
    92,674.06/127,888.80 = 52,386.40/x
  3. Step 3: Cross multiply
    92,674.06x = 127,888.80 × 52,386.40
  4. Step 4: Simplify right side
    92,674.06x = 6,699,633,832.32
  5. Step 5: Solve for x
    x = 6,699,633,832.32/92,674.06
  6. Step 6: Final answer
    x = 72,292.44

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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.