Home / 249,416.10-374,014.80-99,606.60

Finding the Fourth Proportional to 249,416.10, 374,014.80 and 99,606.60

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Solution

The fourth proportional to 249,416.10, 374,014.80 and 99,606.60 is: 149,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,416.10 : 374,014.80 = 99,606.60 : x
  2. Step 2: Convert to fraction form
    249,416.10/374,014.80 = 99,606.60/x
  3. Step 3: Cross multiply
    249,416.10x = 374,014.80 × 99,606.60
  4. Step 4: Simplify right side
    249,416.10x = 37,254,342,577.68
  5. Step 5: Solve for x
    x = 37,254,342,577.68/249,416.10
  6. Step 6: Final answer
    x = 149,366.23

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1.5x scale

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.