Home / 288,319.04-432,316.59-119,725.95

Finding the Fourth Proportional to 288,319.04, 432,316.59 and 119,725.95

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Solution

The fourth proportional to 288,319.04, 432,316.59 and 119,725.95 is: 179,521.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,319.04 : 432,316.59 = 119,725.95 : x
  2. Step 2: Convert to fraction form
    288,319.04/432,316.59 = 119,725.95/x
  3. Step 3: Cross multiply
    288,319.04x = 432,316.59 × 119,725.95
  4. Step 4: Simplify right side
    288,319.04x = 51,759,513,852.40
  5. Step 5: Solve for x
    x = 51,759,513,852.40/288,319.04
  6. Step 6: Final answer
    x = 179,521.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.