Home / 249,629.40-374,444.10-83,417.40

Finding the Fourth Proportional to 249,629.40, 374,444.10 and 83,417.40

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Solution

The fourth proportional to 249,629.40, 374,444.10 and 83,417.40 is: 125,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,629.40 : 374,444.10 = 83,417.40 : x
  2. Step 2: Convert to fraction form
    249,629.40/374,444.10 = 83,417.40/x
  3. Step 3: Cross multiply
    249,629.40x = 374,444.10 × 83,417.40
  4. Step 4: Simplify right side
    249,629.40x = 31,235,153,267.34
  5. Step 5: Solve for x
    x = 31,235,153,267.34/249,629.40
  6. Step 6: Final answer
    x = 125,126.10

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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.