Home / 127,974.08-176,603.02-70,613.92

Finding the Fourth Proportional to 127,974.08, 176,603.02 and 70,613.92

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Solution

The fourth proportional to 127,974.08, 176,603.02 and 70,613.92 is: 97,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,974.08 : 176,603.02 = 70,613.92 : x
  2. Step 2: Convert to fraction form
    127,974.08/176,603.02 = 70,613.92/x
  3. Step 3: Cross multiply
    127,974.08x = 176,603.02 × 70,613.92
  4. Step 4: Simplify right side
    127,974.08x = 12,470,631,526.04
  5. Step 5: Solve for x
    x = 12,470,631,526.04/127,974.08
  6. Step 6: Final answer
    x = 97,446.54

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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.