Home / 127,592.04-176,074.02-71,002.20

Finding the Fourth Proportional to 127,592.04, 176,074.02 and 71,002.20

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Solution

The fourth proportional to 127,592.04, 176,074.02 and 71,002.20 is: 97,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,592.04 : 176,074.02 = 71,002.20 : x
  2. Step 2: Convert to fraction form
    127,592.04/176,074.02 = 71,002.20/x
  3. Step 3: Cross multiply
    127,592.04x = 176,074.02 × 71,002.20
  4. Step 4: Simplify right side
    127,592.04x = 12,501,642,782.84
  5. Step 5: Solve for x
    x = 12,501,642,782.84/127,592.04
  6. Step 6: Final answer
    x = 97,981.37

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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.