Home / 152,357.36-210,223.32-84,371.04

Finding the Fourth Proportional to 152,357.36, 210,223.32 and 84,371.04

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Solution

The fourth proportional to 152,357.36, 210,223.32 and 84,371.04 is: 116,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,357.36 : 210,223.32 = 84,371.04 : x
  2. Step 2: Convert to fraction form
    152,357.36/210,223.32 = 84,371.04/x
  3. Step 3: Cross multiply
    152,357.36x = 210,223.32 × 84,371.04
  4. Step 4: Simplify right side
    152,357.36x = 17,736,761,127.40
  5. Step 5: Solve for x
    x = 17,736,761,127.40/152,357.36
  6. Step 6: Final answer
    x = 116,415.52

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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.