Home / 153,764.30-212,218.10-93,323.27

Finding the Fourth Proportional to 153,764.30, 212,218.10 and 93,323.27

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Solution

The fourth proportional to 153,764.30, 212,218.10 and 93,323.27 is: 128,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,764.30 : 212,218.10 = 93,323.27 : x
  2. Step 2: Convert to fraction form
    153,764.30/212,218.10 = 93,323.27/x
  3. Step 3: Cross multiply
    153,764.30x = 212,218.10 × 93,323.27
  4. Step 4: Simplify right side
    153,764.30x = 19,804,887,809.04
  5. Step 5: Solve for x
    x = 19,804,887,809.04/153,764.30
  6. Step 6: Final answer
    x = 128,800.30

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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.