Home / 249,525.78-344,247.93-153,866.40

Finding the Fourth Proportional to 249,525.78, 344,247.93 and 153,866.40

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Solution

The fourth proportional to 249,525.78, 344,247.93 and 153,866.40 is: 212,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,525.78 : 344,247.93 = 153,866.40 : x
  2. Step 2: Convert to fraction form
    249,525.78/344,247.93 = 153,866.40/x
  3. Step 3: Cross multiply
    249,525.78x = 344,247.93 × 153,866.40
  4. Step 4: Simplify right side
    249,525.78x = 52,968,189,696.55
  5. Step 5: Solve for x
    x = 52,968,189,696.55/249,525.78
  6. Step 6: Final answer
    x = 212,275.42

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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.