Home / 208,814.16-287,973.63-176,616.39

Finding the Fourth Proportional to 208,814.16, 287,973.63 and 176,616.39

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Solution

The fourth proportional to 208,814.16, 287,973.63 and 176,616.39 is: 243,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,814.16 : 287,973.63 = 176,616.39 : x
  2. Step 2: Convert to fraction form
    208,814.16/287,973.63 = 176,616.39/x
  3. Step 3: Cross multiply
    208,814.16x = 287,973.63 × 176,616.39
  4. Step 4: Simplify right side
    208,814.16x = 50,860,862,945.80
  5. Step 5: Solve for x
    x = 50,860,862,945.80/208,814.16
  6. Step 6: Final answer
    x = 243,569.99

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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.