Home / 249,208.76-373,681.77-108,803.36

Finding the Fourth Proportional to 249,208.76, 373,681.77 and 108,803.36

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Solution

The fourth proportional to 249,208.76, 373,681.77 and 108,803.36 is: 163,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,208.76 : 373,681.77 = 108,803.36 : x
  2. Step 2: Convert to fraction form
    249,208.76/373,681.77 = 108,803.36/x
  3. Step 3: Cross multiply
    249,208.76x = 373,681.77 × 108,803.36
  4. Step 4: Simplify right side
    249,208.76x = 40,657,830,278.34
  5. Step 5: Solve for x
    x = 40,657,830,278.34/249,208.76
  6. Step 6: Final answer
    x = 163,147.68

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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.