Home / 152,384.01-210,271.95-87,852.51

Finding the Fourth Proportional to 152,384.01, 210,271.95 and 87,852.51

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Solution

The fourth proportional to 152,384.01, 210,271.95 and 87,852.51 is: 121,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,384.01 : 210,271.95 = 87,852.51 : x
  2. Step 2: Convert to fraction form
    152,384.01/210,271.95 = 87,852.51/x
  3. Step 3: Cross multiply
    152,384.01x = 210,271.95 × 87,852.51
  4. Step 4: Simplify right side
    152,384.01x = 18,472,918,590.09
  5. Step 5: Solve for x
    x = 18,472,918,590.09/152,384.01
  6. Step 6: Final answer
    x = 121,226.10

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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.