Home / 249,635.04-344,412.24-142,129.01

Finding the Fourth Proportional to 249,635.04, 344,412.24 and 142,129.01

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Solution

The fourth proportional to 249,635.04, 344,412.24 and 142,129.01 is: 196,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,635.04 : 344,412.24 = 142,129.01 : x
  2. Step 2: Convert to fraction form
    249,635.04/344,412.24 = 142,129.01/x
  3. Step 3: Cross multiply
    249,635.04x = 344,412.24 × 142,129.01
  4. Step 4: Simplify right side
    249,635.04x = 48,950,968,981.02
  5. Step 5: Solve for x
    x = 48,950,968,981.02/249,635.04
  6. Step 6: Final answer
    x = 196,090.14

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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.