Home / 84,681.18-127,070.98-37,934.06

Finding the Fourth Proportional to 84,681.18, 127,070.98 and 37,934.06

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Solution

The fourth proportional to 84,681.18, 127,070.98 and 37,934.06 is: 56,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,681.18 : 127,070.98 = 37,934.06 : x
  2. Step 2: Convert to fraction form
    84,681.18/127,070.98 = 37,934.06/x
  3. Step 3: Cross multiply
    84,681.18x = 127,070.98 × 37,934.06
  4. Step 4: Simplify right side
    84,681.18x = 4,820,318,162.99
  5. Step 5: Solve for x
    x = 4,820,318,162.99/84,681.18
  6. Step 6: Final answer
    x = 56,923.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.